A car traveling with constant speed travels 150 km in 7200s. What is the speed of the car?

Why do magnetic lines of forces make a closed loop?

A 5.0 g lead bullet is fired into a fence post. The initial speed of the bullet is 210 m/s, and when it comes to rest, half its kinetic energy goes into heating the bullet. How much does the bullet's temperature increase?

Hot rolled steel is generallythan cold drawn steel stronger b) weaker c. more fatigue tolerant d. tougher ar ield streneth 350 MPa and ultimate

What property of a wave determines the pitch? What property of a wave determines the volume? Describe your reasoning and include the ways the simulation and tone generator influenced your thinking.

What do earthquake waves have in common with other waves?

which of the following best describes the amount of natural resources found here in the united states. coal is the only natural resources found in abundance in the US. Natural resources here are lacking and must all be imported to the us.

A ""zero-net energy"" building: A. is built using only natural raw materials B. can last longer than a traditional building C. produces as much as or more energy than it uses D. produces less than half the solid waste of a traditional building E.

What's the net force acting on an 18-kg object if an acceleration of 3.0 m/s2 is produced?

What type of force slows you down as you slide across the floor? A. Strong nuclear force B. Friction C. Magnetic force D. Gravity

Scenario A: A ramp is used to lift a refrigerator a height of 12 m with a force of 110 N. The ramp is at an angle of 50° to the ground. Scenario B: A ramp is used to lift a refrigerator a height of 13 m with a force of 120 N.