Which undergoes a faster rate of cooling: a red-hot poker in a warm oven or a red-hot poker in a cold room? (or do both cool at the same rate?

On earth which force is 10 to slow an object down

Which part of the sun-layers will you be able to see Northern lights or auroras?. A. Ozonosphere B. Ionosphere C. Exosphere D. Troposphere

How to rearrange the formula f = ma and solve for m

Beyond the petition Neptune a field of smaller bodies orbits the Sun. Some scientists think these objects are the remains of material that formed the early solar systems. Use what you know about how solar systems form to evaluate this hypothesis.

What causes the lines to look bent when veiwed through the glass of water

Along some shorelines, incoming waves cause the water to simply rise and fall rather that form a surf zone. What does this tell you about these shorlines?

Which word best describes the rate at which work is done? work energy power velocity

Explain why a valve would last longer in the pulmonary position than in the aortic position

Think about the process of heating water, the heating and upward motion of hot steam and air, and the spiral spinning. For these events, list each form of energy associated with the heat source, the water, the steam and air, and the spiral.

A long rope with mass m is suspended from the ceiling and hangs vertically. A wave pulse is produced at the lower end of the rope, and the pulse travels up the rope.