The law of original horizontality explains:

A) why rocks harden

B) why rocks appear in layers

C) why rock layers are always flat

D) how sedimentary rock forms

Two objects are dropped into beaker with layers of oil, rubbing alcohol, water and corn syrup. These objects are made of the same substance, but object X is twice as large, so twice as heavy as object Z.

Use the chart to determine which pairs of atoms are arranged in the correct order according to increasing bond polarity?

The measure of the number of atoms in one element that will combine with another atom of another element is what

Four of these quotes come from Shakespeare plays. One of them is actually a Justin Bier lyric. Can you pick out the lyric written by America's favorite male pop star?

TRUE OR FALSE? The name for the formula MgI2 is magnesium diiodide.

Which statement describes the particles of an ideal gas? (1) The particles move in well-defined, circular paths. (2) When the particles collide, energy is lost. (3) There are forces of attraction between the particles.

Balanced rock has a mass of about36,000kg. if the acceleration due to gravity is 9.8 m/s2 what is the force that the rock is exerting on its pedestal

Calcium oxide (CaO) can react with carbon dioxide (CO2) in a synthesis reaction. Select the most likely products of this reaction. CaO + CO2 →?

Three separate 3.5g blocks of al, cu, and fe at 25°c each absorb 0.505 kj of heat. which block reaches the highest temperature? the specific heats of al, cu, and fe are 0.900 j/g·°c, 0.385j/g·°c, and 0.444 j/g·°c, respectively.

How does an electrolytic cell work