A force acts upon an object causing displacement of the object is the definition of?

A puck of mass m 0.085 kg is going in a circle on a horizontal frictionless surface. It is held in its orbit by massless string of length L = 0.84 m. The puck makes one revolution every t = 0.55 s.

A ball weighs 200n on earth is moved to a planet that has a mass four times larger and a diameter three times larger than that of earth. After the ball is moved what is its mass and weight?

1. The factors that impact your energy bill include usage, weather, household changes, and a

Manmade global warming is caused by what?

Describe what happens to the energy of a wave if the frequency decreases

Assume you are a Medieval knight attacking a castle with a cannon. The ball leaves the cannon with a speed of 47.7 m/s. The barrel's angle with respect to the ground is 43.

0.005 kg of copper was heated from 20°C to 80°C. How much energy was used to eat Cu? (Specific heat capacity of Cu is 385 J/kg °C)

Assuming that the bohr model is valid, what is the kinetic energy of a photoelectron liberated by a photon with a the given wavelength from a state with given z and n

Compare the acceleration of a motorcycle that accelerates from 80 km/h to 90 km/h

Do you think you would like to do arson or explosion investigation or evidence testing? Why or why not?