Section 1

A girl pushes a box that has a mass of 450 N up an incline. If the girl pushes with a force of 150 N along the incline, what is the

mechanical advantage of the incline?

Which statement is correct about the location of electrons in an atom according to the Quantum mechanical model? A) Electrons are located inside the nucleus. B) Electrons are located in the cloud-like areas around the nucleus.

Sterling silver is: A) a heterogeneous mixture B) colloid C) an element D) Homogeneous mixture

When converting a number from scientific notation to standard notation if the power of 10 is __ move the decimal place to the left

How do you know that's a living this is multicellular

If you wanted to increase the solubility of a substance, what would you do?'

Which layer of the earth can only be studied by indirect means

Is Euglena heterotroph or autotroph

What is the mass of 5000. atoms of silicon

Which coefficients balance this equation? _CH4 + _O2 - > _CO2 + _H2O A. 1, 1, 1, 1 B. 1, 1, 2, 1 C. 1, 2, 1, 2 D. 2, 1, 2, 1

Student B pushed on a cart against the wall with 500 N of force. The cart didn't move. How do u explain what happened?