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Unit B Energy
Science
Question | Answer |
---|---|
Chemical Energy | energy stored in the way atoms are connected to each other. |
Electrical Energy | energy carried by electricity |
Kinetic Energy | the energy of motion |
Mechanical Energy | energy an object has due to its motion, position, or condition. |
Nuclear Energy | energy produced when an atom splits apart or when two atoms join to form one atom |
Potential Energy | stored or energy an object has due to its position |
Radiant Energy | energy travels in waves and can move through empty space. |
Sound Energy | energy of vibrations carried by air, water, and other matter. |
Thermal Energy | energy of the movement of atoms and molecules |
On a roller coaster ride, the care has most potential energy... | at the top of the hill |
Rolling a soccer ball | Kinetic Energy |
A bicycle stopped at the top of the hill | Potential Energy |
The wound spring in a wind up toy | Potential Energy |
Energy stored in vegetables | Kinetic Energy |
How can the potential energy of a bicycle stopped at the top of a tall hill be changed into kinetic energy. | Ride bicycle down the hill |
What is one way in which you use electrical energy? | Watching TV |
Identify the energy changes that occur in a solar calculator | Electrical Energy |
How are the waves of radiant energy different from waves? | the wavelengths |
What kind of energy is Sunlight? | Radiant Energy |
What kind of rays cause sunburn | Ultraviolet |
Rapid back and forth motion of air or other matter is called | vibration |
The distance from a point on a wave to the same point on the next wave is called | wave length |
The number of waves passing a point in a given amount of time is | Frequency |
Why must sound travel through matter? | the vibrations get weaker |
People can hear... | a limited range of sounds |