A rock is dropped from a height of 80 m and is in free fall what is the velocity of as it reaches the ground 4.0 seconds later

You are standing on a bathroom scale in an elevator that is not moving and it reads 600N. The elevator then moves upward at a constant velocity of 3.25 m/s. what does the scale read?

What type of change occurs when water changes from solid to a liquid

Which of the following can be an organic cause of chemical weathering? A. loess B. lichen C. freezing D. expansion

Secondary waves cannot travel through

When an Gravitational field it has energy in its what energy store

Which statement describes a scientific theory? A theory states how something behaves without explaining why. A theory is a proven fact that cannot be changed. A theory changes based on new observations and testing.

What are the differences between deterministic forces and thermal agitation?

What causes the acceleration to increase or decrease?

When You lift a load, the resistance force is? A. magnetism b. gravity

What changes a ball velocity