Review Lesson 4

What is a mixture?

• pennies

• 2 or more different things combined, but can be separated

• different size rocks

• marbles

What are the three states of matter?

• gas, liquid, mass
• solid, liquid, gas
• mass, solid, magnet
• gas, temperature, solids

Which tool would be used to measure the mass of an object?

• balance
• graduated cylinder
• meter stick
• magnet

What is the temperature on this thermometer?

• 42 degress
• 44 degrees
• 40 degrees
• 50 degrees

An example of a physical property would be?

• rust

• world war 1

• change of state

• Asia

Definition of Physical property

• properties are those that can be observed without changing the identity of the substance
• Properties that describe how a substance changes into a completely different substance

A description of objects that can be measured and observed.

• gas
• mustangs
• physical properties
• melting point

Anything that has mass and takes up space is called

• float
• matter
• magnetism
• physical property

When paper is folded to make an origami bookmark, what physical property of the paper changes?

• mass
• weight
• shape
• smell

What happens when chocolate is left in a hot car?

• it melts
• it changes shape
• it changes from a solid to a liquid
• all of the above