Question | Answer |
What is Energy? | ability to do work |
What is Mechanical Energy? | when something moves, movement |
What is Heat Energy? | heat passes from one object to another |
Give an example Electric Energy? | makes light bulbs light up and radios play |
Give an example Chemical Energy? | gasoline or food |
What is Solar Energy? | from the sun |
T/F: Gasoline has heat energy. | False. |
T/F: Energy has mass and takes up space. | False. |
All energy comes from ______________. | the sun |
When fuels are burned, chemical energy becomes _____________ energy. | heat |
Define Convection. | is the way heat passes through liquids and gases |
Define Conduction. | heat passing through solids |
What heats your house in the winter? | Convection |
What three ways can heat energy be passed? | conduction, convection, radiation |
What type of heat energy moves in waves? | radiation |
T/F: Heat passes through solids by conduction | True |
Microwave ovens heat food by _________. | radiation |
What causes wind? | heat from the sun |
Wind is a source of ___________ energy. | mechanical |