You toss an apple across the room to a friend. Which of the following statements is true about the apple as it flies across the room?

Which of the following sets of words are not related? magnetic field, sunspots pulsar spinning dynamo theory auroras domain magnet *physical science

A roller coaster passengers are suspended upside down as it moves at a constant speed through a vertical loop. What is the direction of the force that causes the coaster and it's passengers to move in a circle? What provides this force?

What is one major difference between how matter moves through an ecosystem and how energy moves through an ecosystem?

What happens to ocean water as it moves from Antarctica to the equator? It transfers thermal energy to deeper layers of the ocean. It becomes less dense and rises to the surface. It transfers thermal energy to the area, warming the equatorial waters.

What would happen if we didnt use units when measuring?

Total these measurements. Your answer should indicate the proper accuracy. Be sure to include the units in your answer.

What is vector quantities?

How does heat flow? A. Heat flows from all objects to all other objects. B. Heat flows from a warmer object to a colder object. C. Heat does not actually flow from one object to another.

Suppose you and a friend, each a mass of 60 kg, go to the park and get on a 4.0-m-diameter merry-go-round. You stand on the outside edge of the merry-go-round, while your friend pushes you so that you rotate once every 6.0 seconds.

What percent of Earth's surface is covered by land? 25 percent 50 percent 75 percent 90 percent