Name the processes of going (a) from a solid to a gas and (b) from a gas to a solid.

Which of the following is not true of a conductor? A. It is used in electrical circuits. B. It allows easy passage of moving charge. C. It is frequently made of glass or rubber. D. It is often made of metals like copper or iron.

A skier halfway between the top and bottom of a hill. Which statement best describes the skier?

In what way is a screw similar to an inclined plane?

The relative angle at the knee changes from 0 to 85 degrees during the knee flexion phase of a squat exercise. If 10 complete squats are performed, what is the total angular distance undergone at the knee (in degrees) ?

What does it mean for water to have a high heat capacity

After creating a question and forming a hypothesis, what is the next step in the scientific method

Roger sees water balloons fall past his window. He notices that each balloon strikes the sidewalk 0.51 s after passing his window. Roger's room is on the second floor, 10 m above the sidewalk.

Which statements accurately describe the Doppler effect?

Describe how mass and distance affect gravitational force.

a bike can climb the inclined road at uniform speed of 72 km/hr by applying force 500N what will be the power applied by the bike?