A child dangles a 1.50-kilogram stuffed toy 0.500 meters from the ground. What is the potential energy of the toy?

Answers are:

0.188 J

0.750 J

7.35 J

14.7 J

The ability to cause change is defined as: A) force and is measured in newtons (N) B) power and is measured in watts C) energy and is measured in joules (J) D) impulse and is measured in newton-seconds

In a slap shot a hockey player accelerates the puck from a velocity of 9.00 m/s to 60.0 m/s in the same direction. if this takes 3.33 ✕ 10-2 s, calculate the distance over which the acceleration acts.

Three features describe the motion of an object. they are ... A) direction, speed, energy B) position, direction, and speed C) energy, position, and direction D) position, direction and energy

Which of the following explains the process of radiation? Question 3 options: when heat gets transferred through objects that are touching when the measurement of heat in the atmosphere goes down when heat gets transferred through electromagnetic

The temperature at which the particles of a substance would have no kinetic energy is a. 2,273 k. b. 0 k. c. 0 ºc. d. 273 k. answers

A 30.0-kg object experiences a drag force due to air resistance with a magnitude proportional to the square of its speed. The object falls with an acceleration of 4.00 m/s2 downward when it is falling downward at 70.0 m/s.

If a tank contains water 4 m deep, what is the pressure at the bottom of the tank? (Neglect the atmospheric pressure.)

Eli rolled a ball down the cement sidewalk as hard as he could. The ball rolled for less than a minute before it came to a stop. What force acted to slow and finally stop the ball? A.

Which of the following statements best explains why a book resting on a table is in equilibrium? a. The acceleration due to gravity is 9.8 m/s 2 for both the book and the table. b. There is a net force acting downward on the book. c.

About how long does it take for sound to travel 1 Km?