WARM UP ACTIVITY

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WARM UP ACTIVITY

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Title: WARM UP ACTIVITY

1
WARM UP ACTIVITY

8/23
Write down three safety rules.

2
WARM UP ACTIVITY

8/29
Review terms for Science Skills by writing down
the letter to each definition.
1. observations a. making a picture of a
complex object
2. inferences b. making an inference
based on prior
knowledge
3. classifying c. using your senses
4. predicting d. guessing at what it
is
5. making models e. process of sharing ideas
6. communicating f. grouping things together
that are alike

3
Answers

4
WARM UP ACTIVITY

8/30
Decide if the example is a Qualitative or
Quantitative Observation.
1. 8 cm long leaf
2. The chemical has an odor
3. 10 books on the desk
4. 7 red cars crossed the intersection
5. SpongeBob is rectangular
Sams feet smell
Patrick is a starfish

5
Answers

1. Quan
2. Qual
3. Quan
4. Quan/Qual
5. Qual
6. Qual
7. Qual

6
WARM UP ACTIVITY

9/14
What measurement unit would you use to measure
these items in
Meter Centimeter
Millimeter
length of classroom
height of a piece of bread
3. height of a door
4. length of a basketball court
5. width of a piece of paper
6. length of a calculator
7. length of a swimming pool
8. height of a pencil eraser

7
Answers

1. m
2. cm/mm
3. m
4. m
5. cm
6. cm
7. m
8. cm/ mm

8
WARM UP ACTIVITY

You have been asked to help plan a zoo. They
give you a list of some of the animals that will
live there and ask you to group or classify them
together. You need to come up with three
different ways to group or classify them and a
reason why you did it that way.
Brown bear from Asia
Penguins from South America
Black bear from North America
Giraffe from Africa
Koala bear from Australia
Toucan bird from South America
Eagle from North America
Kangaroo from Australia
Camel from Africa
Panda bear from Asia

9
9/25 WARM UP ACTIVITY

-Look at the graph and answer the following
questions.
Number
Of 1
bacteria
0 1 2 3 4
Number of hours
1. Between what two hours did the bacteria
begin to start growing?
Bacteria need food to grow, at what hour did it
not receive any more food?
What time period did the bacteria stop growing?
What do you think will happen to the bacteria in
5 hours?

10
Warm Up Activity

9/26 Choose the best answer.
1. What unit do we use to measure length?
a. meter b. liter c. gram
2. What unit do we use to measure
liquids?
a. meter b. liter c. Gram
3. What unit do we use to measure mass?
a. meter b. liter c. gram
4. Which is the biggest unit?
a. kilometer b. centimeter
c. mile
5. Which is the biggest unit?
a. milliliter b. liter c.
deciliter

11
WARM UP ACTIVITY 10/23

-Decide if the variable is an independent (I) or
a dependent (D) one.
1. Recording the amount of time it takes to
eat a life saver.
2. Which soil will a plant grow better in
3. What color of pen will write better
4. Drawing a picture of a slide you view
through a microscope
5. Finding a pair of sunglasses that best
block the sun
6. Finding the volume of an object

12
11/14 Warm Up Activity

Answer the following questions.
1. Scientists often test their hypotheses with
controlled experiments. Which of these is part
of the controlled experiment?
Change at least two variables
Keep all variables constant
Change as many variables as possible
Change only one variable at a time
Which of the following is a hypothesis?
Changing the distance between an object and a
light source changes the size of the objects
shadow.
Changing the distance between an object and a
light source is boring.
The farther an object is from a light source, the
more beautiful the shadow.
The closer an object is to a light source, the
more interesting the shadow produced.
3. Write the hypothesis ABOVE in an IFTHEN
statement.
Which procedure should you do before you begin a
lab experiment?
Put away lab aprons and gloves.
Put on gloves and safety goggles.

13
11/29 Warm Up Activity

1. Identify a quantitative change that may
be observed in a laboratory.
a. The color changes from blue to red as the
chemical reaction proceeds.
b. The temperature rises 40C as the color
changes in the cup
c. The density of a substance is calculated
by measuring its mass and volume.
d. The length of an object is recorded as
22.5 cm.
Which are the appropriate tools to determine the
volume of a marble and a dice?
a. graduated cylinder and metric ruler
b. metric ruler and balance
c. spring scale and balance
d. balance and graduated cylinder
3. Robert recorded the following information in
his laboratory notebook. I added five drops of
thymol blue indicator to 5 mL of white vinegar.
The vinegar turned red. I then added an
additional 5 mL of vinegar. The solution
remained red. Which statement describes a
qualitative change that Robert wrote in his
notebook?
a. I added five drops of thymol blue indicator
to 5 mL of white vinegar.
The vinegar turned red.
I then added an additional 5 mL of vinegar.
The solution remained red.

14
11/30 Warm Up Activity
15
12/4 Warm Up Activity

A student got three identical containers and
filled each one with 500 mL of hot water.
She placed a thermometer in the lid of each
container and then surrounded each
container with a wool sock. She soaked one of
the wool socks in water. She then
recorded the temperature of each container every
10 minutes for one hour.
1. What is the intended dependent
variable in the experiment described above?
a. Water temperature
b. Insulating material
c. Amount of water
d. External temperature
2. How could the student have improved
the design of the experiment?
a. She could have varied the
amount of water in each container
b. She could have placed one
of the containers in the refrigerator
c. She could have left the
third container uncovered and used it as a
control.
d. She could have soaked all
three wool socks in water as a control variable.
3. Which hypothesis is the student most likely
trying to test in the experiment?

1. What unit would most likely be used to
measure the mass of a heart?
A. milligram
B. gram
C. kilogram
D. liter
2. The lab procedure says to measure 10 mL of an
unknown liquid. Which of the following safety
rules is the most important to follow for this
task?
A. Keep work area clean and uncluttered
B. Keep chemicals away from eyes and skin
C. Turn off and unplug all electrical
equipment
D. Tie back any loose hair and oversized
clothing.
Changes in State
Gas
Temperature Liquid
Solid
Thermal energy
3. Which statement best explains the data in
the graph?
A. During a change of state, thermal energy
increases but temperature doesnt.
B. A solid loses heat as it reaches its melting
point.

17
12/6 Warm Up Activity

1. Which tools are needed to heat 20 milliliters
of water to 950 C ?
A. Beaker, ring stand, ruler, graduated cylinder
B. Hot plate, glass slides, balance, camera
C. Graduated cylinder, thermometer, hot plate,
beaker
Thermometer, pipette, ruler, balance
2. In an experiment, which is the one variable
that is changed on purpose to test a hypothesis ?
A. Responding variable
B. Independent variable
C. Dependent variable
Operational definition
3. Jin performed an experiment to find out how
temperature affects how sugar dissolves in
water. Which of these statements makes the best
hypothesis?
Less sugar dissolved in cold water than in warm
water
If water is heated, then more sugar can be
dissolved in the water.
C. As the temperature increases, the solubility
of sugar in water increases.
Will less sugar dissolve in cold water than hot
water?

18
12/7 Warm Up Activity( 7th grade)

Which are ways that the body regulates body
temperature?
A. Eating and sleeping
B. Making and excreting urine
C. Sweating and shivering
D. Making and releasing hormones
2. Which type of graph is most useful for
showing the rate of lung cancer deaths over time?
A. Bar graph
B. Line graph
C. Data graph
D. Circle graph
3. Which of the following animals has a helpful
adaptation?
A. A cat with six toes on each paw
B. A man who is colorblind
C. A gazelle with enhanced hearing
D. A turtle with a white shell

19
12/7 Warm Up Activity(6th grade)

What changes when you crush an empty aluminum
can?
A. The shape only
B. The shape and mass
C. The mass and weight
D. The shape, mass and weight
2. Which type of graph is most useful for
showing the rate of lung cancer deaths over time?
A. Bar graph
B. Line graph
C. Data graph
D. Circle graph
3. What is electrical energy?
A. A form of magnetism
B. Moving electrically charged particles
C. Transformed radio waves
D. Energy released when bonds break

20
12/11 Warm Up Activity

An experiment was performed to test the effects
of different types of fertilizers on the number
of tomatoes produced by one type of tomato plant.
1. What is the independent variable?
a. Amount of light
b. Type of fertilizer
c. Number of tomatoes
d. Type of plant
2. What is the dependent variable?
a. Amount of light
b. Type of fertilizer
c. Number of tomatoes
d. Type of plant
3. What are the constants?
a. Amount of light and type of fertilizer
b. Type of fertilizer and number of
tomatoes
c. Number of tomatoes and type of plant
d. Type of plant and amount and light

WARM UP ACTIVITY 1/11/08
Decide which step of the scientific method is
being used.
A. Identifies a problem D. Draws a
conclusion
States a hypothesis E. Reports results
Test the hypothesis (gathers data)
Ella was picking up rocks and saw one with many
colors. She wondered how the rock was formed.
Janelle saw dark clouds overhead and thought it
was going to rain.
Christina kept fish in an aquarium for a month.
She wrote a summary of all her observations.
Yordano timed the solar eclipse in minutes and
seconds. He wanted to see if the newspaper
prediction was correct.
Every summer Lacey goes to the beach. After
several summers, she concluded that the beach is
always changing.

WARM UP ACTIVITY 1/15/08
Decide which step of the scientific method is
being used.
A. Identifies a problem D. Draws a
conclusion
States a hypothesis E. Reports results
Test the hypothesis (gathers data)
Jordan told the class he saw the moon today on
his way to school. He wondered how that was
possible.
A geologist, named Chelynne, gathers fossils to
decide if life was different in the past compared
to life today.
Mark kept records of air pressure and temperature
for two weeks to see if they were related.
Katie asked, Why does it get darker earlier in
the fall than in the summer?.
Daniel said, I think the water in puddles goes
into the air when the puddles dry up.

Use the following information to calculate the
volume of a rock.
Place 250 mL of water in a graduated cylinder.
Place the rock specimen in the graduated
cylinder.
The water level in the graduated cylinder then
rises to a level of 318 mL.
1. The volume of the rock is
68 mL
250 mL
318 mL
568 mL
2. The fine lead used in mechanical pencils has a
diameter of about
0.5 centimeter
5.0 centimeters
0.5 millimeter
5.0 millimeters
3. A very large redwood tree is measured to be
about 100 units tall. Which unit is the most
appropriate to use?
Millimeters
Centimeters

What is the correct level of organization?
7th grade
Organ system, Organism, Organ, Tissue, Cell
Cell, Tissue, Organ, Organ system, Organism
Cell, Atom, Molecule, Organ, Organism
Cell, Organ, Tissue, Organ system, Organism

2. Which of these should the students avoid
while doing this activity? A. Using a metal
teaspoon B. Using a plastic bowl C. Stirring
the vinegar D. Tasting the mixture

An organism's genotype is its
Genetic makeup
Chromosome number
Inherited physical appearance
Learned behaviors

What two forms of energy does a flame from a
burning candle release?
Electrical and mechanical

6th grade
Chemical and electrical
Light and heat
Heat and nuclear

The table indicates the amount of time that four
different brands of batteries worked in a
flashlight. Which of the following statements is
supported by this information?
Brand L caused the light to shine farther than
the other
brands tested.
B. Brand M lasted longer than the other brands
tested.
Brand N gave off a stronger light than the
other brands
tested.
Brand O was more expensive than the other
brands
tested.

3. Which of these should the students avoid while
doing this activity? A. Using a metal teaspoon
B. Using a plastic bowl C. Stirring the
vinegar D. Tasting the mixture
26

1. A student added water to glasses and tapped
the glasses with a pencil to make musical notes.
She adjusted the water levels in the glasses
until the pitches of the notes matched the eight
notes of a musical scale. Which information is
most important to include in her report so
another student can repeat her investigation?
A) the volume of water placed in each glass
B) the length and mass of the pencil used to tap
each glass
C) the date and location of the investigation
D) the student's previous experience with making
musical instruments
2. Which best describes the main purpose of
science?
A) to understand how decisions are made
B) to understand different cultural beliefs
C) to understand why languages are different
to understand phenomena in the natural world
2/1/08

1. Jan conducts an activity to measure how long
it takes a marble
to fall 20 centimeters when placed in different
liquids. Four steps
of the activity are listed below.
A. Set up the equipment to do the activity
B. Graph the data
C. Figure out how to do the activity as to
measure the times fairly.
Drop the marble into different liquids and record
the times.
Trace the order in which Jan should conduct the
experiment.
A D C B
C A D B
C D A B
D C B A
2. A student is making observations using his
senses to determine
what substance is in a clear, plastic cup.
Identify which activity is
most dangerous for him.
A. Tasting the liquid in the cup
B. Observing the liquid through the cup
C. Feeling the cup to check for temperature
changes
D. Smelling the liquid by waving the odor to his
nose with his hand

1. These steps were used to test the designs
of two paper airplanes.
Fold two identical sheets of paper to make two
paper airplanes with different designs.
Label one airplane A and the other one B.
Throw airplane A as far as it will go.
Measure the flight distance with a meter stick.
From the same starting point, throw airplane B.
Measure the flight distance with a meter stick.
Predict which step should be done next before
making a conclusion about the airplane designs.
Throw both airplanes at the same time from the
same distance.
Create different airplane designs.
Repeat the experiment several times.
Determine the mass of each airplane.

29
Warm Up Activity

You perform an experiment on which color of
construction paper holds the most heat. You use
three different colors of paper and you place
them in the sun for 30 seconds. At the end of 30
seconds you lay a thermometer on the paper to see
which is the warmest.
What is the independent variable?
different colors of paper
What is the dependent variable?
temperature of paper
What are the constants?
30 seconds, sun, thermometer
What would be a control?
use white paper

WARM UP ACTIVITY 2/14/08
Match the vocabulary words with their key
descriptive word.
1. Mitochondria h a. Stiff
outer wall of a plant
2. Nucleus b.
Stores food, waste, water
3. Golgi body c. Green
in plants
4. Lysosome d. Brains
of the cell
5. Endoplasmic reticulum e. makes protein
6. Cytoplasm f. cleans
up old parts
7. Cell membrane g. clear gel
that holds cell parts
8. Cell wall h.
powerhouse of energy
9. Chloroplast i.
Protects cell
10. Ribosome j.
Passageways of cells that carry
11. Vacuole
material
k.
Receive material from endo. and
send to other parts

31
Warm Up Activity 2/26

Name 3 physical properties of water.
color, density, liquid, solubility
2. Name 3 physical properties of sugar.
white, sinks in water, solid
3. Name 3 physical properties of a rock.
texture, color, size, magnetic
-Complete the Comparison Box.
State of Matter Shape
Volume Example
A. Solid Definite
B. Definite Diamond
Liquid C. Not definite
Definite D. Water
Gas E. Not definite Not
definite F. Oxygen
Word Bank
Definite Not definite
Oxygen
Water Not definite
Solid

1. Which activity requires the use of safety
goggles? 2/28/08
A sampling a population of birds
B measuring the temperature of soil
C examining a cell under a microscope
D mixing two chemicals to make a solution

1. Shown below are the steps a student will
complete in order to study the effect light has
on the number of microscopic algae in freshwater.
Place one jar of pond water in the sun and one in
the shade for one week.
Use a microscope to count the number of
microscopic algae in one milliliter from jar A
and one milliliter from jar B.
3. Label two jars A and B.
Collect two jars of pond water.
Which of these is the best order in which to do
these steps?
A 3 4 2 1
B 4 2 3 1
C 3 4 2 1 2
D 4 2 1 2 3
2. Mistletoe lives among the branches and leaves
of many trees. The mistletoe uses the water and
nutrients collected and produced by these trees.
As a result, the trees are weakened and grow at a
slower rate.
Which statement best classifies the relationship
between the mistletoe and the trees?
A The relationship is parasitic because both
species are harmed.
B The relationship is competitive because both
species are harmed.
C The relationship is parasitic because only one
species benefits while the other is harmed.
D The relationship is competitive because only
one species benefits while the other is harmed.