Science Flashcard Heat and Light– Grade 3

Front

Technology uses ______ and light energy to make life easier.

Back

heat

Front

Which of the following is an example of technology using heat?

• Light bulb gives light
• Stove cooks food using heat
• Solar panel uses sunlight to make electricity
• All of the above

Back

All of the above

Front

Can light give heat?

Back

True

Front

The Sun gives us light and also ______ the Earth.

Back

warms

Front

Which of the following is a good conductor of heat? Wood, Plastic, Metal, Rubber

Back

Metal

Front

Heat always moves from something hot to something cold.

Back

True

Front

A metal spoon gets hot when placed in hot soup because of ______.

Back

conduction

Front

Temperature tells how hot or cold something is, measured by a ______.

Back

thermometer

Front

When heat is added, the temperature goes up.

Back

True

Front

Some materials are good conductors, others are not.

Back

True