The distance stretched or compressed from the rest position for a mass on a spring is represented by which symbol?

An astronaut travels to the moon. What is true regarding her mass and weight?

For long-distance transmission of power, in order to reduce losses in the wires by driving a low current at high voltage, we should a) use a step-up transformer b) change the length of the wires between transmission towers c) not use a transformer

Two thermometers are calibrated, one in de grees Celsius and the other in degrees Fahren- heit. At what temperature are their readings mu- merically the same? Answer in units of K.

Explain how we as humans can cause multiple problems in the food chain of the ocean

A car slows down uniformly from a speed of 28.0 m/s to rest in 8.00 s. How far did it travel in that time?

How do you know that a speedometer tells you the instantaneous speed of a car?

Margaret swam 100 meters in 5 minutes. What was her swimming speed? 100 meters per minute 50 meters per minute 20 meters per minute

A car traveled 112.0m in 24.500s, what was a car's average speed?

Hot coffee in a mug cools over time and the mug warms up. Which describes the energy in this system?

A mirror what a flat surface is a a.) convex mirror b.) concave mirror c.) plane mirror d.) virtual mirror