A slingshot is used to launch a stone horizontally from the top of a 20.0 meter cliff. The stone lands 36.0 meters away. At what speed was the stone launched?

In the television series "Cosmos" the astronomer Carl Sagan used to say, "We are all made of star stuff." What did he mean by that?

What is the period of a wave if the frequency is? 5 Hz

The rope can support a maximum tension of 2700 n. is this rope strong enough to do the job? choose the correct answer and explanation.

Which statement about the early relations between European settlers and American Indians is most likely true

The law of conservation of mass states that in a chemical reaction matter is not created or destroyed true or false

What do we call the quantity force multiplied by distance

The electromagnetic waves with the most energy have the greatest period b) wavelength c) frequency d) color

What will his final velocity be and how far will fall?

A 5.0 kg object moving at 10 m/s on a frictionless surfaces collides with but does not stick to a 2.0 kg object that is initially at rest. The force on the 2 kg ball has a magnitude of 2000 N and it lasts for 0.01 s.

How does moisture affect a sponge