What factors cause changes in the temperature of surface water

According to newton's second law of motion, when an object is acted on by an unbalanced force, how will that object respond? a. it will decrease speed. b. it will stop moving. c. itwill increase velocity. d. it will accelerate.

If 20 J of work is done in 4 seconds, what is the power?

The dipole moment of HI is 0.42D. What is the dipole moment of HI in C⋅m?

What is common to the variation in the range and the height of a projectile

A rocket is launched from ground level with an initial vertical velocity (v0) of 176 ft/s. After how many seconds will the rocket hit the ground? (Hint: h (t) = - 16t2 + v0t + h0). explain.

A swimmer jumps from a waterfall thats is 8.5 m high from the lake below. How fast must he run horizontally to dive 2.5m away from the base of the waterfall?

What happens (as far as energy goes) when a molecule of gas strikes the wall of a container?

The boom of a fire truck raises a fireman (and his equipment - total weight 280 lbf) 60 ft into the air to fight a building fire.

Two masses are separated by 1 m. suppose the masses are moved so they are 2 m apart how will the gravitational force change

Bob rubs a piece of fur on a hand rubber rod, giving the rod a negative charge. what happens?