What is the wavelength of a 1-kilohertz (kHz) sound traveling in water?

Objects that are closer together have a stronger force of gravity between them. True False

A large truck is moving at 22.0 m/s. If its momentum is 125,000 kg •, what is the truck's mass?

What are the three things a chloroplast needs in order to complete photosynthesis?

If a much heavier stone rolled off the same cliff, would it hit the ground more quickly? explain

What happens when tectonic plates move away from each other? Molten matter cools and sinks towards the core. Lava travels away from the crust and forms the mantle. Molten matter seeps through the crust and forms new land.

A wave with a frequency of 30 Hz has a wavelength of 40.5 m. How fast is the wave traveling?

A soccer ball is sitting in the middle of a soccer field during a game. When the referee blows his whistle, one of the players runs toward the ball and kicks it as hard as he can.

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Charge: A piece of plastic has a net charge of + 2.00 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60 * 10-19 C)

How much heat is needed to raise the temperature of 6g of water by 18oC?