Suppose we are told that the acceleration of a particle moving in a circle r with uniform speed v is proportional to some power of r

What causes an atom to be neutral? a. equal number of protons and neutrons b. equal distance between the nucleus and electrons c. equal number of electrons and protons d. equal distribution of electrons

What is a thick cuticle layer in drought conditions?

A large truck collides with a small car. True or False: The truck exerted a greater magnitude force on the car than the car exerted on the truck. True False

How has sir isaac newton contributed to our understanding of forces?

Suppose you have an unknown clear substance immersed in water, and you wish to identify it by finding its index of refraction. You arrange to have a beam of light enter it at an angle of 45.7∘, and you observe the angle of refraction to be 30.5∘.

Suppose a force of 120N is used to push an object a distance of 6m in 15 seconds. find the work done and the power for this situation

10C of charge are placed on a spherical conducting shell. A particle with a charge of - 3C is placed at the center of the cavity. The net charge on the inner surface of the shell is:

New England Patriots quarterback Tom Brady throws a football straight toward a receiver with an initial speed of 16.0 m/s, at an angle of 25.0° above the horizontal. At that instant, the receiver is 16.5 m from the quarterback.

Which of these has the most inertia? A. a parked bus B. a 10-kilogram mass C. a 16-pound bowling ball D. a wheelbarrow full of bricks

If John runs 3 km s, 2 km n, 1 km e, what is the distance and displacement