Rock can melt at a depth of about

below Earth's surface.

O A. 50 m

B. 500 km

C. 100 km

O D. 2000 km

Two types of emission spectra line spectra and continuous spectra True False

An inclined plane is 5.00 m long and 3.00 m high. What is the ideal mechanical advantage of this machine?

Will an electromagnet be obtained if steel is placed inside the solenoid?

What's does NOT describe a solid?

A capital letter or a combination of a capital letter and a small letter that is use to represent an element is called a (n)

Using a cathode ray tube, Thomson confirmed that atoms must have an overall positive charge. atoms are made of particles that have a negative charge. electrons in atoms must have varying amounts of energy. electrons are only found in the nucleus.

A ball is rolled along the inside of a partial hoop lying flat on a table. which path will the ball follow when it gets to the end of the hoop?

What pattern of material movement found in the Earth system tracks how an element moves from living to nonliving parts? a. rock cycle b. calcium cycle c. carbon cycle d. none of the above

Why is the monolith el capitan in yosemite national park more resistant to erosion than other igneous plutons in the park?

Block A weighs 1.20 N and block Bweighs 3.60 N. The coefficient of kinetic frictionbetween all surfaces is 0.300.