Why has only a small portion of the ocean bottom been mapped?

Subjecting sedimentary rocks to extreme heat and pressure form what rocks?

Scientists who study rock formations in caves describe some of the formations as "living rock" because, under certain conditions, they increase in size.

1. What role did Marco Polo play in the age of exploration? a) He found the first sea route to Asia. b) He conquered native peoples in the Americas. c) He invented new tools and methods of navigation.

How does the size of an object impact gravity? A. The object closer to the Sun have more gravity B. The smaller the mass of an object, the more gravity it has C. Size does not impact gravity D.

Where is our sun located in the milky way galaxy?

What is a specific example of a current discourse on the human-nature relationship.

When looking up at the sky/moon, what part of the sky will the sun/moon appear in

Choose the state and capital that border the east coast of the United States.

Trees in deciduous forest do what? A. Shed leaves during one season B. Grow in a warm Mediterranean climate C. Have needlelike leaves D. Grow in a climate that is cold year round

How many miles long is the great wall of china