A model airplane exerts 0.45 newton's over a distance of 250 meters. How much work was the plane doing?

A team of scientists is studying a volcanic hot spring. Which task would the physical scientist most likely do? A. Find out where the hot water is coming from B. Study the effects of the hot spring on humans C.

3 examples of crystals

Imagine that a tank is filled with water the hight of the liquid column is 7 meters and the area is 1.5 sq meters (m™). what's the force of gravity acting on the column of water.

If the distance between two objects is increased to four times the original distance, how will that increase change the force of attraction between the objects? A. The new force will be one fourth of the original. B.

Select the correct answer Which need was added later to Abraham Maslow's hierarchy of needs? A belonging needs B. cognitive needs C. physiological needs D Safety needs E esteem needs

Explain why models are often used to study other planets.

The main factors that affect an area's temperature are prevailing winds and mountains. a. True b. False

What is the displacement of an object during a specific unit of time?

Is there an end of rainbow

A downhill skier was able to move 560 meters in 25 seconds. What is the skier's average speed? (Round your answer to the nearest tenth of a meter per second.)