A500n person stands in an elevator that is moving downward at constant speed. the force that the floor exerts on the person must be a) 500n upward b) 500n downward c) less than 500n upwards d) less than 500n downward

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.