Warm-Up: - PowerPoint PPT Presentation

1 / 8
About This Presentation
Title:

Warm-Up:

Description:

Warm-Up: Describe any object in the room in as much detail as you can. (like I-spy) Then get out a piece of notebook paper. Don t rip it out! We can say that all of ... – PowerPoint PPT presentation

Number of Views:206
Avg rating:3.0/5.0
Slides: 9
Provided by: Stephanie359
Category:
Tags: warm

less

Transcript and Presenter's Notes

Title: Warm-Up:


1
Warm-Up
  • Describe any object in the room in as much detail
    as you can.
  • (like I-spy)

Then get out a piece of notebook paper. Dont rip
it out!
2
We can say that all of the things you used to
describe those objects are PROPERTIES of the
objects.
  • A property is any characteristic that can be used
    to identify and describe matter
  • Two types of properties
  • Physical
  • Chemical

3
Physical Properties
  • A characteristic that is observed or measured
    without changing the identity of a substance.
  • Use the 5 SENSES!

4
Examples
  • Mass
  • Volume
  • Color
  • Hardness
  • Magnetism
  • Weight
  • Phase
  • Any more?

5
A couple more
  • Density
  • Mass/Volume
  • Melting Point
  • Temp. that a solid turns into a liquid
  • Boiling Point
  • Temp. that a liquid turns into a gas

6
Chemical Properties
  • A characteristic that describes how a substance
    will interact with other substances during a
    chemical reaction.

Na2O2 H2O
7
Examples
  • Reactivity
  • Ability to
  • Burn
  • Rust
  • React to light
  • React with acids
  • Any more?

8
Reactivity
  • How likely an element is to form bonds with other
    elements.

Very reactive
Not reactive
Write a Comment
User Comments (0)
About PowerShow.com