suppose in an expirement to determine the relation between force and stretch of a spring one group found that

If a mass of the person is 5.1kg the force of friction is 50 N what is the weight of the person?

A certain car is accelerating at 5.0 km/h/s. Explain what is happening to the motion of the car.

Suppose a single light bulb burns out. How do you think this will affect lights that are strung along a single wire?

a circular cylinder and isused to maintain a water depth of 4 m. That is, when the water depth exceeds 4 m, thegate opens slightly and lets the water flow under it. Determine the weight of the gate permeter of length

What is a mound of ocean water that's driven toward coastal areas by Hurricane force winds

Science fiction movies that include explosion sound effects for battles in space are not scientifically correct. Why is this? A. The sound from an explosion can only be transmitted by air. B.

What is the kinetic energy of a 1,900 kg car moving at 89 km/h?

Why do we study black holes

Calculate the kinetic energy of a charging elephant if its mass is 5,000kg and it moves at 8m/s

Why is a decrease in Earth's ozone harmful to life?