Which statement accurately reflects the relationship

between speed and velocity?

F Speed and velocity are the same.

G Speed and velocity are not related.

H Velocity is speed plus direction.

J Speed is velocity plus direction.

In real machines, efficiency is always

A driver driving along a highway at a steady 41 mph (60 ft/sec) sees an accident ahead and slams on the brakes. What constant deceleration is required to stop the car in 200 ft? To find out, carry out the following steps.

Ball A is dropped from the top of a building of height h at the same instant that ball B is thrown vertically upward from the ground. When the balls collide, they are moving in opposite directions, and the speed of A is 5 times that of B.

A 25.5 kg child swings on a swing set. At the top of the swing's arc, the child reaches a height of 1.50 m from the ground. What are the child's PE and KE at the top of the arc? 188 J and 1883 OJ and 375) 375 J and OJ

If a scientist is comparing two different earthquake waves and notices that the amplitude is the same for both, but earthquake 1 has a higher frequency than earthquake 2, what conclusion can he make about the overall energy of the earthquake waves?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.