A girl performs 300 J of work lifting a weight to a height of 2 m. How much

force does she apply? Assume there is no friction.

O

A. 150 N

O B. 600 N

O C. 450 N

O D, 300 N

If two sets of data are correlated, this means that: A. the sampling is random B. they are related, but one might not be causing the other. c. one set causes the other to happen. D. there is an illusory correlation.

Along the frictionless path you have chosen, the main force (s) acting on the puck after receiving the kick is (are) :

Suppose you are hiking along a trail. Make a comparison between the magnitude of your displacement and your distance traveled. Check all that apply. Check all that apply. The magnitude of your displacement must be equal to your distance traveled.

What is the exhilaration of a 0.38 kg ball it is it with a force of 25

The resistance of metals is often temperature dependent. The dependence is characterized by the Temperature Coefficient of Resistance (TCR), which is related to temperature according to R=Rref[1+TCR * (T-Tref) ] over limited temperature range.

The density of uranium is 18.8 g/cm3. part a what is this value in kilograms per cubic meter?

What name is given to the variable we plot on the x-axis? A. The dependent variable B. The independent variable c. The linear variable D. The inverse variable

What force is required to accelerate a body with the mass of 15 kilograms at a rate of 8m/s2?

Indicate whether the statement is true or false. A scientific fact is something that is absolute and unchanging.

Show the formula and caculate the speed of a car that traveled 100 km in 2 hours