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WorksheetsUnit 4H GPB Notes Quiz
Total questions: 10
Worksheet time: 5mins
States that energy can neither be created nor destroyed; rather, it can only be transformed or transferred from one form to another.
Kinetic energy Law
Law of Conservation of Energy
Potential Energy Law
Law of Conservation of Momentum
The platform height for Olympic divers is 10 m. A 60 kg diver steps off the platform to begin his dive. a. How much gravitational potential energy does the diver have?
588 J
600 J
5880 J
6000 J
The platform height for Olympic divers is 10 m. A 60 kg diver steps off the platform to begin his dive. How much kinetic energy does the diver have as he strikes the water?
61 J
58
2940
5880
Forces that cause energy to be converted into forms that cannot be easily regained are
non-conservative forces
gravitational forces
electrostatic forces
conservative forces
Forces that cause energy to be converted into forms that can be easily regained are
frictional forces
air resistance
non-conservative forces
conservative forces
A 1 kg ball is held over the edge of a bridge that is 17 m high. Using the acceleration of gravity as 9.8 m/s2 , What is the potential energy of the ball?
17 J
98 J
117 J
167 J
A 1 kg ball is held over the edge of a bridge that is 17 m high. Using the acceleration of gravity as 9.8 m/s2 and the relationship between potential energy prior to dropping and the kinetic energy right before it hits the ground, what is its velocity?
18.3 m/s
83.5 m/s
167 m/s
334 m/s
Energy that is associated with position is called
stationary
potential
kinetic
does not exist
Energy that is associated with motion is called
stationary
moving
potential
kinetic
If an object falls from a specific height to the ground (ignoring air resistance), what happens to its energy?
It goes to zero
It increases increases
It is destroyed
It is converted to kinetic energy
