Across
- 2. the transfer of heat in the form of wave energy
- 3. this waves can give you a sunburn
- 5. the sun radiates heats _ to the earth and solar system
- 6. the distance from crest to crest of the wave
- 7. radiates heat outwards toward people
Down
- 1. electromagnetic waves that travel through space
- 4. the metal heaters that heat up cold buildings
- 8. the closer the object is to the heat source the ____ it heats up