Texas Science Chapter 4: Lesson 3 Using Thermal Energy

What is thermal energy?

• Energy you can see

• Energy you can hear

• Energy measured as hot or cold temperatures

• Energy from the wind

What is Earth's main source of thermal energy?

• The moon

• The sun

• The wind

• The ocean

What happens to the temperature when objects gain thermal energy?

• It disappears

• It decreases

• It stays the same

• It increases

What appliance uses thermal energy to toast bread?

• Blender

• Refrigerator

• Microwave

• Toaster

How do refrigerators keep food cold?

• By adding thermal energy

• By removing thermal energy

• By using sunlight

• By using sound waves

What is a fun way to stay warm outdoors on a cool evening?

• Using a fan

• Building a campfire

• Turning on a light

• Opening a window

What does a water heater do?

• Freezes the water

• Heats the water

• Boils the water

• Cools the water

What can you use to control the temperature in your home?

• A microwave

• A fan

• A refrigerator

• A thermostat

What happens to the ground and air at night?

• They become hotter

• They gain thermal energy

• They lose thermal energy

• They stay the same temperature

What is an example of using thermal energy in the kitchen?

• Using a hair dryer

• Using a blender

• Baking cookies in an oven

• Using a flashlight