The diagram below represents a cyclist at the top of a hill, with four points labeled W, X, Y, and Z. Assume that the cyclist does not apply the brakes as he rides down the hill. At which point is the cyclist’s kinetic energy the greatest?

Physics Quiz

Quiz
•
English
•
4th Grade
•
Hard
Cherie Freire
Used 2+ times
FREE Resource
27 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
point W
point X
point Y
point Z
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If an object's TOTAL (mechanical) energy remains the same, while its kinetic energy increases, what is happening to the object's potential energy?
it remains the same
it increases
it decreases
it is destroyed
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Law of Conservation of Energy states that energy can neither be created or destroyed, but it can be transferred. Which claim best represents this law?
This is true all of the time.
This is true for only half of all energy conversions.
This is never true because energy is always lost due to friction.
This is only true on even numbered days.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where would a girl have the GREATEST amount of gravitational potential energy on a playground?
sitting at the bottom of the slide
halfway up a slide’s ladder
standing on the ground
at the top of the slide waiting to come down
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the kinetic energy of a 30 kg cheetah that is running at a speed of 17 m/s?
255 J
510 J
4,335 J
8,670 J
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using the chart above, which object has the greatest gravitational potential energy (GPE)?
book
plate
framed picture
statue
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which energy transformation represents light energy changing to chemical energy?
1
2
3
4
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