What is the difference between contact forces and forces that act through a force field?

Which of the following is a positive statement? Question 4 options: A) A humidity level of 90 percent is too high. B) Summer evenings are nice when it cools off to around 70 degrees. C) The temperature is 92 degrees today.

An earthquake that causes a landslide under the ocean floor can trigger a

3. What is a tree growing from the energy it receives from the sun doing? a) It is taking advantage of energy flowing from low to high. b) It is taking advantage of energy flowing high to low.

When comparing two circuits, you note that circuit one has twice the resistance and half the voltage of circuit two. this means that both circuits will have the same current. both circuits will have alternating current.

How could you show the effect that gravity has on you? Name 2 ways and explain how they would show that gravity affects you.

A person catches a ball with a mass of 145 g dropped from a height of 60.0 m above his glove. His hand stops the ball in 0.0100 s. What is the force exerted by his glove on the ball? Assume the ball slows down with constant acceleration.

State the law of conservation of energy in your own ords

The malfunction indicator light in an OBD II system is flashing. Technician A says that this simply indicates a soft failure. Technician B says this means the problem could be damaging the catalytic converter. Who is right? A. Technician A only B.

What are some methods humans have used to control flooding and what has been done to worsen the effects of flooding?

Suppose an electron is moving with a constant velocity until it encounters a positively charged sphere on its right. How does the sphere alter the trajectory of the electron? a. It has no effect on the trajectory of the electron b.