Determine the mechanical energy of this object; a 1-kj ball rolls on the ground at 2m/s

a. the ball is on the ground, so the mechanical energy is zero

b. 2j

c. 1j

d. 4j

What is an item in which magnetic domains can be aligned and a magnetic field induced for a short period of time

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Matter is anything that has mass and takes up space has a temperature that you can measure weighs more than one kilogram can be seen without a microscope @iGreen

A 1.29 kg book in space has a weight of 7.77 N. What is the value of gravitational field at that location?

What is the average speed and the average velocity of a car that is one complete don't know if the distance traveled was 120 m and it took five seconds to do the complete donut?

Why do atoms move at different speeds depending on wether they are liquids or solids

What are the arrangement of resistors in series

A cell provides 6 V to an LDR. The current through this LDR is measured and is found to be 3 A. What is the resistance of the LDR?

A car travels along eastward with a constant velocity. the magnitude of the acceleration of the car is

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