Explain where in a spiral galaxy you would expect to find globular clusters, molecular clouds, and atomic hydrogen.

The mass of the Sun is 1.99 * 1030 kg. Jupiter is 7.79 * 108 km away from the Sun and has a mass of 1.90 * 1027 kg. The gravitational force between the Sun and Jupiter to three significant figures is * 1023 N.

What are your physics midterm tips?

The current in a hair dryer measures 15.0 amps. The resistance of the hair dryer is 8 ohms. What is the voltage? A. 120 V B. 0.5 V C. 7 V D. 1800 V

A graph of acceleration against force

How much work is done by gravity when a pine cone (of mass 50g) falls from the top of a tree, 9 m high?

Would you expect a hammer and a feather to land on the surface of the moon at the same time

Which of two factors influence the weight of an object due to gravitational pull?

What happens when a lamp plugged into an electrical outlet is turned on? A. Energy is gained. B. The form of energy changes, but the total energy remains the same. C. Energy is lost. D. The form of energy changes and the total energy increases.

How did the temperature structure of the solar nebula determine planetary composition?

The helicopter was deformed and destroyed in the __?___ collision.