QuestionHow does the total mechanical energy change as a ball rolls down a frictionless ramp? A. Increases B. Goes to zero C. Stays the same D. Decreases
Studdy Solution
STEP 1
Question: What is potential energy?
A) The energy of motion.
B) The energy due to position or height.
C) The energy due to temperature.
D) The energy due to friction.
Answer: B) The energy due to position or height.
STEP 2
Question: What is kinetic energy?
A) The energy due to position or height.
B) The energy due to temperature.
C) The energy of motion.
D) The energy due to friction.
Answer: C) The energy of motion.
STEP 3
Question: As the ball rolls down the ramp, the potential energy...
A) Increases.
B) Decreases.
C) Stays the same.
D) Goes to zero.
Answer: B) Decreases.
STEP 4
Question: According to the principle of conservation of energy, the total mechanical energy of the system...
A) Increases.
B) Decreases.
C) Stays the same.
D) Goes to zero.
Answer: C) Stays the same.
STEP 5
Question: If there is no friction or other non-conservative forces acting on the ball as it rolls down the ramp, the kinetic energy of the ball...
A) Increases.
B) Decreases.
C) Stays the same.
D) Goes to zero.
Answer: A) Increases.
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