Your tired 10 lb. baby cousin is cradled in your arms as you're walking back and forth across a 15m room to get her to fall asleep. Explain what work was done on the baby.

How are different types of energy used?

Will our sun ever undergo a white dwarf supernova explosion? Why or why not?

A protostar forms once the nebular cloud condenses and the core begins

Which type of noise has sound at every frequency within the range of human hearing?

Does a resistor resist current or voltage

A rockets initially at rest, it steady gains speed at a rate of 10m/s^2 for 4.6s during take off. What was the rocket's top speed?

What do you mean by kintic theory of matter

What do u think is the smallest piece that you could break sand into

You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum horizontal range. You shoot the gun straight up, and it takes 36.761s for the dart to land back at the barrel.

Why do windows have two panes of glass separated by a layer of air