Explain, in terms of base SI units, why mass and gravity are NOT the same thing.

How do meteorites differ from meteors and meteoroids?

Compare and contrast mechanical waves to electromagnetic waves

A 26-cm-long wire with a linear density of 20 g/m passes across the open end of an 86-cm-long open-closed tube of air.

Which of the following statements are true? A. Earth's gravity has no effect on astronauts inside the International Space Station. B. An astronaut's mass is greater on Earth than on the Moon. C.

Complete these questions on your own paper or word document. When you are done, you will submit your answers for grading. You must show all of your work to receive full credit.

A bag of potatoes has a mass of 2.5 kg. What is its approximate weight on Earth?

A rock climber is 200m above ground and has a GPE of 117,600 J. What is the rock climber's mass

If the photon scatters in the backward direction, what is the magnitude of the linear momentum of the electron just after the collision with the photon

A car speeds up from 15 m/s to 30 m/s in 12 seconds. What is the acceleration of the car?

These examples include learned and innate behavioral adaptations of animals. Which statement describes a learned behavioral adaptation of an animal? A. Your knee j e r k s when it is hit by a doctor. B. A dog shakes water from its fur. C.