Calculate the gravitational potential energy of a body of mass 40 kg at a vertical height of 10 m. (g = 9.8 m/s2)

What happens to Earth's plates during an earthquake? A) Claim 1: Plates move, which can cause earthquakes. B) Claim 2: Earthquakes cause the plates to move.

An electric grinder uses a grinding wheel

What would happen if Pinocchio were to say "My nose will grow now."

The table shows the changes in velocity for several different cars. Each change takes place over a 10-second interval. Which cars are either speeding up or slowing down?

What is true at STP? Pressure is 101 atmosphere. Volume is 4.2 liters. Temperature is 273.15 Kelvin. One mole of gas occupies one liter of volume.

What force is needed to give a 0.25-kg arrow an acceleration of 196 m/s2? A. 0.25 N B. 49 N C. 196 N D. 748 N

When two or more pure substances are blended together the result is a?

10 PTS. A resistor has a value of 2.2 x 10⁵ Ω ± 20%. What is the range of possible values for this resistor?

Describe 3 uses of radioactivity isotopes

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.