For communication to take place, there has to be:

A. transmission of the message.

B. medium.

C. sharing of meaning.

D. absence of noise.

Which is an example of conspicuous consumption?

A proton is moving toward a stationary charged particle. Which statement correctly describes an energy change that could occur as the particles get closer? A.

If the constant acceleration continues for 10.0s, what will be it's velocity then?

How do you solve this system of equations. x+y-z = 0 5.08x - 9.96y = 5.31 9.96y - 14.72z = - 10.37?

An object has a gravitational potential energy of 24 joules when it rests on a shelf 3 m above the ground. what would be its gravitational potential energy when it is lowered to a shelf 1 m above the ground?

A pulley system used to lift car tires has a mechanical advantage of 8.1. If you pull on the pulley with a force of 540 N, how much force does the pulley exert on the tire?

An object of mass 1000 kg, initially having a velocity of 100 m/s, decelerates to a final velocity of 20 m/s. what is the change in kinetic energy of the object, in kj?

Find the momentum of a 25 kg object going 4m/s to the right.

In the following diagram, the clockwise torque is equal to ___.

A stone was dropped off a cliff and hit the ground with a speed of 112 ft/s. what is the height of the cliff? (use 32 ft/s2 for the acceleration due to gravity.) ft ft