A rock sitting on the edge of a cliff?
Potential
in the swing of a pendulum, where is the PE the least?
At the middle of the swing, the lowest point
in the swing of a pendulum, where is the KE the least?
A both of the highest 2 points
carried by electrons
electrical
what is the unit for energy
joules
A car speeding down the highway?
Kinetic
in the swing of a pendulum, where is the PE the greatest?
At both of the highest 2 points
in the swing of a pendulum, where is the KE the greatest?
at the middle of the swing, at the lowest point
stored in the nucleus
nuclear
Energy associated with height
gravitational potential
Mechanical energy
both
A pebble is kicked off the edge of a cliff. Where does the pebble have the most PE?
at the top right after the kick.
A pebble is kicked off the edge of a cliff. Where does the pebble have the most KE?
At the bottom of the cliff
stored in chemical bonds
chemical
energy stored in a stretched or compressed object?
elastic potential
Chemical energy
potential
A pebble is kicked off the edge of a cliff. Where does the pebble have the least PE?
At the bottom of the cliff
A pebble is kicked off the edge of a cliff. Where does the pebble have the least KE?
At the top of the cliff
total energy of all the particles
thermal
What happens to KE when you double the mass?
Double KE
An airplane cruising at 10,000 ft.
Both
If you throw a ball in the air and catch it at the same height, where is PE the greatest?
At the highest point
If you throw a ball in the air and catch it at the same height, where is KE the greatest?
can be both kinetic or potential
mechanical
What happens to KE if you multiply the speed by 3.
Multiply by 9