A kid slides down an icy (frictionless) hill starting from rest. At the top his gravitational potential energy is 500 J. His kinetic energy at the top of the hill is
a. 0 J c. some value between 0 and 500 J
b. 500 J d. none of the above
A
He is at rest.
Physics & Space Science
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____________________ is a measure of the amount of energy due to the motion of the particles in a gas, liquid, or solid
Fill in the blank(s) with correct word
Physics & Space Science
The type of rock most susceptible to chemical weathering is
a. sandstone. b. basalt. c. shale. d. limestone.
Physics & Space Science
What observations suggest that Triton has had an active crust?
What will be an ideal response?
Physics & Space Science
As you comb your hair, electrons are rubbed onto the comb, which becomes
A) negatively charged. B) positively charged. C) ionized.
Physics & Space Science