Does an object need a force to start moving

Northeastern Pennsylvania is known for its large supply of coal. Based on this fact, what can you infer about how Northeastern Pennsylvania's land might have looked like millions of years ago?

If the lithoseshpere moved less how would the surface of the earth be affected

A 2.20kg pendulum starts from a height of 5.00m. It swings back and forth through one whole oscillation but only returns to a maximum height of 4.75m. How much negative work was done on the pendulum during the first entire oscillation?

A nonconducting sphere is made of two layers. The innermost section has a radius of 6.0 cm and a uniform charge density of - 5.0C/m3. The outer layer has a uniform charge density of + 8.0C/m3 and extends from an inner radius of 6.

Read the given list of organisms. squirrel, zebra, tortoise, rabbit, horse What best describes the role of these five organisms in a food web?

A certain wave has a wavelength of 35 meters and a frequency of 4.0hz. What is the speed of the wave

What is the Force in Newtons exerted by an object with a mass of 15 kg and an Acceleration of 12 m/s2?

A large metallic sphere insulated from ground is charged with an electrostatic generator while a person standing on an insulating stool holds the sphere. why is it safe to do this?

What is the tense In sailed

Acceleration is a vector quantity. O O A. True B. False