Calculate the change in momentum of a 10kg object that has an initial speed of 15m/s and slows to 8 m/s. If

this change occurs over a time of 3s, what force caused the change?

If your run at 12 m/s for 15 minutes, how far will you go?

A 590-kg rocket is at rest on the launch pad. what upward thrust force is needed to accelerate the rocket uniformly to an upward speed of 28 m/s in 3.3 s?

Which of these would not be a reason for prescribing a selective burn of a national forest? A) Reduction of natural fuel for wildfires B) Reduction of wildlife and livestock habitats C) Preparation of the site for planting new seedlings D) Removal

Which of the following shows that an energy transformation has taken place? A. matter is destroyed B. heat is produced C. matter is created D. there is no change

11-8 Consider a heavy car submerged in water in a lake with a flat bottom. The driver's side door of the car is 1.1 m high and 0.9 m wide, and the top edge of the door is 10 m below the water surface.

A weightlifter lifted 800 Newtons to a height of 2.5 meters. What is the power output if this was done in 1.22 seconds?

What conditions must be present for a translational and rotational equilibrium of a rigid body?

In objects motion will not change is the force is acting on the object are blank

How fast or slow an object is moving and in what direction

Which paragraph shows the correct relationship between kinetic energy and speed?