An object is thrown vertically upward with an initial velocity of 50 m/s. Find

a) the maximum height reached by the object.

b) the time taken to reach this height. (neglect the effect of air resistance).

8. A student does 1,000 J of work when she moves to her dormitory. Her internal energy is decreased by 3,000 J. Determine the heat during this process. Does she gain or lose her heat

A cyclist travels at 6 m/s for 12 s. What distance has she travelled?

At what speed does a falling hailstone travel? Does the speed depend on the distance that the hailstone falls?

Surface temperature of planet mars range from - 89C to - 31C Express this temperature rang in Kelvin.

Clyde and Marilyn are riding a roller coaster. During which section of the track is their potential energy converted to kinetic energy?

numerical question : what is the required heat to raise the temperature of 2 kg parrafin by 10 Celsius if 44000 joules is required to raise it by 200 celsius

Psychologists avoid studying emotions because they have little impact on behavior T F

Sheila lives in the seashore community of Beachview. At 6:00 a. m. one morning, she noticed that the local ocean water was at high tide. At approximately noon that same day, she noticed the water was at low tide.

How many pounds are in 427.06 g? 1 gram = 2.20 * 10-3 lb A. 194,118 lb B. 194.12 lb C. 939 lb D. 0.939 lb

Identify the possible source of earth's magnetic field