This site is 100% ad supported. Please add an exception to adblock for this site.

Energy and Forces

Terms

undefined, object
copy deck
The amount of ____ energy an object depends on the objects temperature
THERMAL
When a ball is tossed up in the air, energy changes from ___ to ____.
Potential to Kinetic
T/F Only objects that are moving have energy
False- staitionary objects can have potential energy
The energy of motion is called ___ energy
Kinetic Energy
T/F The total amount of energy increases when a candle burns
False: Energy is neither created nor destroyed, just made from one form to another
T?F Coal is being made faster than it is being used
Sadly, False Coal is a nonrenewable fossil fuel
Name two fossil fuels
petroleum-fossilized marine critters coal-fossilized plant- same as petroleum natural gas
Solar energy is the least expensive energy source. T/F
True It's abundant ( and inexhaustible).
What do a pizza, a car and a lit candle all have in common?
They all gots energy man! They can all cause change right?
The energy of motion is called
Kinetic energy
___energy increases as an object moves faster.
Kinetic A fast ball has more energy than a slow ball of the same size.
What has more energy, a bowling ball moving at 10 mph or a golf ball moving at 10 mph?
The bowling ball has more energy-specifically kinetic energy- because is has more MASS
The more mass an moving object has the more _____energy it has
Kinetic
____ energy is the energy of position.
Potential
What has more potential energy, a vase on the kitchen counter or the same vase on top of a skyscraper?
One vase on the skyscraper- its position- as measured by height- is higher

Deck Info

15

edoyle

permalink