The usual units of density are:

If a gas has a volume of one at a pressure of 540kPa, what volume will it have when the pressure is increased to 2160kPa? 0.5 L 4L 0.25L 2L

The storage area of a cell is called

Under which stage of sleep are people least responsive to outside stimulation

Doing the same amount of work in less time requires more power. O A. True O B. False

In a rock climbing gymnasium a climber with a wt = 125 lbs is climbing vertically for a distance of s = 25 ft with a constant velocity. It takes her t = 3 min to climb up the wall. a) What is the work done by the climber? (2 pts.

A student in her physics lab measures the standing-wave modes of a tube. The lowest frequency that makes a resonance is 20 Hz. As the frequency is increased, the next resonance is at 60 Hz. What will be the next resonance after this? A. 80 Hz B.

For a satellite to stay in orbit around Earth, it has to be moving forward very fast all the time. What force will make it fall to Earth if it goes too slowly?

A student hangs a balloon from a string then rubs it on their hair and releases it. They rub a second balloon on their hair then move it towards the hanging balloon the moving balloon moves away because ...

Plato and the Soul. A. Plato believed that our souls died with our physical bodies. B. Plato believes our souls were the shadows on the cave walls. C. Plato believed our souls did not exist.

A 1000 kg satellite and a 2000 kg satellite follow exactly the same orbit around the earth. What is the ratio F1/F2 of the gravitational force on the first satellite to that on the second satellite?