Science Review 2

Something that takes up space and has mass.

• volume
• matter
• mass
• density

What are the three states of matter?

• solid, volume, mass
• density, volume, mass
• solid, liquid, gas
• density, gas, volume

I am the smallest whole particle of matter. 

• atom
• compound
• molecule
• mixture

Which particle carries a negative charge?

• protons
• neutrons
• electrons

How can you describe this picture?

• liquid
• solid
• gas

What is pollution?

• a beautiful flower

• a delicious cake

• Is the process of making land, water, air or other parts of the environment dirty and not safe or suitable to use

What is the boy doing?

• Eating a popsicle

• Walking around

• polluting

This is an example of

• Water pollution

• Noise pollution

• Air pollution

Choose an air pollutant.

• Cars

• Dogs

• Plants

This type of pollution affects the atmosphere by the introduction of harmful material.

• Water pollution

• Noise pollution

• Air pollution