A student visits the beach during a very hot day. She steps on the sand and jumps because it is so hot. What type of heat transfer is demonstrated by the sand in this example?

A. conduction

B. radiation

C. convection

D. transmission

Mohammed listed the steps that occur when a solar cell generates electricity. 1: Solar energy is absorbed by the cell. 2: Free electrons move to the front of the cell. 3: Electrons begin to move. 4: Electrons flow as electricity.

What is the prefix for oxygen in As2O5?

A car veers off course and runs straight into a brick wall. This is an example of which of the following? A. long time, large force B. long time, small force C. short time, small force D. short time, large force

How do you find the average speed of an object?

Formula for velocity

If the speed of an object is tripled, its kinetic energy will be

Laura can jump a vertical distance of 0.85 m. What is the total time she is off the ground? With what velocity does she hit the ground?

What does mass, volume, and temperature measure?

Two pucks collide with each other. after the collision they do not stick together. is kinetic energy conserved in the collision?

Two current-carrying wires are perpendicular to each other. The current in one wire flows vertically upwardand the current in the other wire flows horizontally toward the east. The horizontal wire is 1 m south of the vertical wire.