The total amount of energy in a closed system stays the same. t/f

On a frictionless surface, a 32 kg student pushes a 43 kg student. If the 32 kg student slides back at 2.4 m/s, how fast will the 43 kg student be sliding and in what direction?

determine the instantaneous velocity of the toy car is the same as the average velocity of the toy car on the closed interval

Calculate the energy transferred when 4.6g of ice is melted at 0.0c

Sunlight strikes a solar panel, which is then used to power the lights in a house. What are the energy transformations taking place in this system? O A. Thermal energy to chemical energy to kinetic energy O B.

The increase of carbon dioxide in the atmosphere has had which effect on the earth's climate?

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent

A bowling ball is pushed with a force of 22.0N and accerlates at 5.5 m/s square. What is the mass of the bowling ball A - 4.0 kg B-0.25 kg C-25 kg D-4.00 kg

How to eat butter. I want to know how you all eat the butter.