The average density of the outer "giant" planets compared with the density of liquid water is

What is the speed of a wave if the wave length is 100 m and the period is 20 s? A. 80 m/s B. 120 m/s C. 2,000 m/s D. 5 m/s

What are the SI units for speed?

Which is not a method of heat transfer

Which of the following is an example of potential energy? Group of answer choices Water turning a turbine for electricity. Water in the clouds. Water falling to Earth as rain. Water evaporating into the atmosphere.

A cheetah, which is the fastest land mammal, can accelerate at 9 m/s from rest to in 31 m/s. How long does this take?

Tony uses the device shown in the diagram to model how an electromagnet is used in his uncle's scrap metal yard.

A flight attendant pulls a 60.0 N flight bag a distance of 239.0 m along a level airport floor at a constant speed. A 21.0 N force is exerted on the bag at an angle of 66.0 degrees above the horizontal. How much work is done on the flight bag?

A girl throws a rock horizontally, with a velocity of 10 m/s, from a bridge. It falls 20 m to the water below. How far does the rock travel horizontally before striking the water?

This is a machine consisting of two wheels of different sizes that rotate together. It is a modified lever.

A source from which organisms generally take elements is called a/an A. biotic community. B. reservoir. C. exchange pool. D. food web.