Imagine children at recess playing tug of war (a game where teams of kids pull a rope trying to [pull the other team across a line). what must the student muscles do to the rope

What is created when two continental crusts collide

The cushion is picked up and put on the couch. A work is being done. B no work is being done

An object with a mass of 3.0kg has a force of 9.0 newtons applied to it. What is the resulting acceleration of the object?

In a vacuum, all electromagnetic waves have the same (1) speed (3) frequency (2) phase (4) wavelength

2. Approximately, how much energy does 1 square meter of the sun's atmosphere emit outward toward Earth (way before that energy travels through space to reach Earth) ?

Sally travels by car from one city to another. She drives for 30.0 min at 80.0 km/hr, 12.0 min at 105.0 km/hr, and 45.0 min at 40.0 km/hr, and she spends 15.0 min eating lunch and buying gas. A. Determine the average speed for the trip. B.

Does parallax affect the precision of a measurement that you make

If a semi-truck decreases its speed from 10 m/s to 5 m/s, its new kinetic energy is:

A force of attraction/repulsion due to the spin of electrons

What did the protoplanets become? a. nebulae b. planets c. solar nebulae d. planetesimals