An object has an initial velocity of 15 m/s. How long must it accelerate at a constant rate of 3 m/s before its final velocity is

equal to twice its initial velocity?

2) What is the standard metric unit for A) mass? D) temperature? B) force? E) energy? C) distance? F) power? G) frequency? H) volume? 1) period?

About what is Rigel's surface temperature?

Two masses are separated by a distance r. If this distance is doubled, is the force of interaction between the two masses doubled, halved, or changed by some other amount? explain

Which steps are involved in desalination of water? Check all that apply

Which of the following is an example of velocity? 10 m/s 10 10 m/s to the right 10 m to the right

The force of gravity acts upon meteors from the rocky asteroid belt between mars and Jupiter. Where is the force of gravity most likely to pull these meteors

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. Which of the following best describes how such a telephone is able to transmit and receive information? A.

Calculate the gravitational potential energy relative to the ground when an 82 kg person climbs to the top of a 2.0 m stepladder.

A rock is thrown from a cliff and hits the ground five seconds later at a distance of 50 m from the cliff how high was a cliff

A 15.0 m long plane is inclined at 30.0 degrees. If the coefficient of friction is 0.426, what force is required to move a 40.0 kg mass from rest at the bottom on the plane to the top of the plane with a final velocity of 8.00 m/s?