If you want to lift a 5-kg box to a height of 2 meters, how much work must be

done?

O A. 2J

O B. 50 J

O C. 98 J

O D. 100

A snail can move approximately 0.30 meters per minute. what distance can the snail cover in 15 minutes?

What are some advantages and disadvantages to using superconductors as electric transmission lines

Which property is common to spiral galaxies? open clusters in the halo. globular clusters in the nucleus. on-going star formation and emission nebula in the arms very little internal structure.

Suppose you are given a 4 m long straight bar of uniform density balanced at its center and a weight of 4.6 kg hanging on the bar at a distance of 12.0 cm from the pivot. Where must we hang a 2.6 kg mass to have the system remain in balance?

Mac and Tosh are arguing in the cafeteria. Mac says that if he flings the Jell-O with a greater speed it will have a greater inertia. Tosh argues that inertia does not depend upon speed, but rather upon mass. Who do you agree with? Explain why.

1. if you rub a neutral glass rod with silk, the silk acquires a negative charge. if you rub a neutral glass rob with a rubber rob, the rubber rod acquired a negative charge.

What's a scientific inquiry

Calculate work If force of 50 Newton's and distance is 6 meters.

What heats up hot chocolate faster? milk or water?

If 3000ft/3 of air crossing an evaporator coil and is cooled from 75F to 55F, what would be the volume of air, in ft/3, exiting the evaporator coil?