Runners in a 400 m race

complete one circuit of a

track. What is their

displacement at the end of

the race?

The main greenhouse gases in the atmospheres of the terrestrial planets are

explain why when a ball is hit and it moves forward while spinning it may swerve to one side instead of moving straight

The objects with a mass of X, 2X, and 3X are all brought to a planet without gravity. Each object is propelled forward with a force of 100N, using Newton's law, what should be true about each objects acceleration

Electromagnets are created by?

According to a rule-of-thumb, each five seconds between a lightning flash and the following thunder gives the distance to the flash in miles.

According to the law of universal gravitation, as mass increases, gravity As distance increases, gravity

You and your friends are doing physics experiments on a frozen pond that serves as a frictionless, horizontal surface. Sofia, with mass 80.0 kg, is given a push and slides eastward. Elena, with mass 55.0 kg, is sent sliding northward.

Which practice fits the definition of conservation? using more of a mineral resource than needed not using a necessary mineral resource at all mining a mineral without regard to the surface soil and vegetation above it recycling cans that contain a

The word family implies that the elements in a family have like properties. What property do the elements of the noble gas family all share?

What is the energy of an object because of its potential and kinetic energies? A.) chemical energy B.) electrical energy C.) nuclear energy D.) mechanical energy