A 1904 kg car has a speed of 12 m/s when it hits a tree. The tree doesn't move and the car comes to rest.

Find the change in kinetic energy of the car. Answer in units of J.

An element located at the intersection of period 7 and group 2

A truck driving east on a highway goes from the 42 mi marker to the 48 mi marker in 5.0 minutes. What is the truck's average velocity during this time? O A. 1.2 mi/min east O B. 30 mi/h east O C. 0.83 mi/min west O D. 9.6 mi/min east APEX!

What type of wave is formed by a sound wave? a. transverse wave b. light wave c. longitudinal wave d. water wave

If you weigh 100 kilograms on Earth, would your mass be 100 kilograms too (on Earth) ?

A 1-kg model airplane has 98 J of gravitational potential energy. What is the airplane's height?

Consider the following controls in an automobile in motion : gas pedal, brake, steering wheel. what are the controls in this list that cause an acceleration of the car?

What material are oil pipelines made from?

3/129 A 175-lb pole vaulter carrying a uniform 16-ft, 10-lb pole approaches the jump with a velocity v and manages to barely clear the bar set at a height of 18 ft. As he clears the bar, his velocity and that of the pole are essentially zero.

A few years ago, Serena Williams dived to hit a tennis ball right after it bounced off the ground. The ball bounced on the ground 10.3 m from the net, and after Serena hit the ball it flew over the 0.

A force of 1.25x103N is required to lift an object that is under the influence of an acceleration due to gravity of 7.86ft/sec2. What is the object's mass in kilograms?