Erosion is the removal and transportation of weathered and nonweathered materials by

a.

running water.

c.

ice.

b.

wind.

d.

All of the above.

Why do you think the earth has fewer craters than the moon

Which is an example of an open system? A. The carbon cycle B. The water cycle C. The universe D. A food web

The power needed to operate your body is about 100 watts. suppose a human body (of typical mass) could run on fusion power and could convert 0.6 % of its mass into energy. part a how much energy would be available through fusion?

Are particularly useful in explaining deformation and strengthening in metallic materials.

Which object has a size similar to that of lapilli?

A force produces power p by doing work w in a time t. what power will be produced by a force that does six times as much work in half as much time?

A batter hits a baseball with a bat. The bat exerts a force on the ball. Does the ball exert a force on the bat?

In a nuclear power plant, the temperature of the water in the reactor is above 100°C because of what?

Determine the total mechanical energy of a 250 g baseball if it has a velocity of 30 m/s when it leaves the pitcher's hand 1.2m above the ground.

When distances were carefully measured from Earth to globular clusters above and below the Milky Way plane (where our view of them is not obscured by interstellar dust and gas), their distribution was found to be