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Energy
Study for test 1
Question | Answer |
---|---|
What type of energy is stored and has the ability to cause change? | Potential |
What type of energy is due to motion that shows an object changing | Kinetic |
Which type of energy best describes the football as it is in the air | Kinetic |
Which type of energy best describes the quarterback as he is still, holding the ball, watching, and waiting for the play | potential |
Which form of energy best describes the running back as he is moving to a space where he can carry the ball for the team | Mechanical |
Before the game, the team eats a spaghetti meal. Which form of energy best describes the spaghetti? | Chemical |
At the end of the game all the players are hot, sweaty, and a little smelly. From playing so hard, their body temperatures have even risen. What form of energy is associated with temperature | Thermal |
Why do you think the team ate a spaghetti dinner before the game | to transform chemical to mechanical energy |
What 2 factors affect an objects’ potential energy? | mass and height |
What 2 factors affect an objects’ kinetic energy | mass and speed |
Once a skateboarder speeds down the ramp his motion is transformed into what type of motion as he hits the bottom of the ramp | potential to maximum kinetic |
What forms of energy transformation is seen in a plant turning the sun’s light into food | radiant to chemical |
What forms of energy transformation is seen when a lamp is shining | electrical to radiant |
What forms of energy transformation is seen when driving a car | chemical to mechanical |
What forms of energy transformation is seen when watching tv | electrical to radiant |
what forms of energy transformation is seen when riding a bike | mechanical to mechanical |
what forms of energy transformation is seen in a flashlight | chemical to mechanical to radiant |
What are the 3 types of heat transfer? | conduction convection radiation |
what type of heat transfer is seen in solids? | conduction |
what type of heat transfer is seen in liquids and gases? | convection |
what type of heat transfer is seen in waves through empty space? | radiation |