What is a characteristic of a metamorphic rock

The force tat one surface exerts on another when the two rub against each other is called?

What does it mean when energy is conserved? How are energy and work related? What are the two basic types of energy and how are they related?

A subway train is traveling north at a speed of 35 km/h while a passenger walks south through the train at a speed of 2 km/h. From the passenger's frame of reference, how fast is she traveling in relation to the train?

Which of the following cannot be determined from the spectrum of a star? the chemicals in the atmosphere of the star the motion of the star the temperature of the atmosphere of the star the chemicals in the core of the star

How is mass and inertia related

Because the moon rotates once for each revolution around Earth, Choose one answer. a. you see some phases more than others. b. a different side of the moon faces Earth each day. c. you never see the far side of the moon.

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions