Science Review

True or False: Salt and Sugar are both NOT soluble in water.

• True

• False

True or False: Kool-aid is soluble in water.

• True

• False

All of these are examples of gases except

• oxygen
• carbon dioxide
• helium
• shampoo

Which of the following changes liquid water into gas?

• boiling
• freezing 
• melting

a. The glass now has less water in it. What happened to the water?

• condensation

• gas

• evaporation

• solid

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

Which liquid is the least dense?

• oil

• water

• syrup

• plastic bottle

Which type of energy does the battery produce?

• sound
• light
• mechanical
• electrical

What type of energy is used to cook food in an oven?

• Thermal

• Light

• Mechanical

• Sound

The Sun provides Earth with _________________.

• Mechanical and Thermal energy

• Light and Thermal energy

• Electrical and Light energy

• Magnetic and Mechanical energy