Angle is used to adjust the speed of your marble. In terms of conservation of energy what other benefit is there to adjusting an angle?

The speed of an object determines the amount of inertia? True or False

A spaceship travels at 1,321 km/h. How many miles can it travel in 6.19 seconds?

A high-speed flywheel in a motor is spinning at 450 rpm (revolutions per minute) when a power failure suddenly occurs. The flywheel has mass 45.0 kg and diameter 74.0 cm. The power is off for 25.

You start to roll backwards down a hill on your bike, so you use the brakes to stop your motion. In what direction did you accelerate?

Energy in the atom can be absorbed or released only in quanta of energy.

What action happens if the moon spins on its axis like a top

A teacher has asked four students to state a scientific theory. Which student is correct?

36 of 50 Constants A 89.0-kg refrigerator sits on the floor. The coefficient of static friction between the refrigerator and the floor is 0.60. What is the minimum force that one needs to exert on the refrigerator to start the refrigerator sliding?

Does high pressure rise and low pressure sink

A unit vector is used in the symbolic representation of the electric field. What physical units does the unit vector have? meters. The unit vector has no units. coulombs. The units depend on how it is used.