What is the hottest part of the Earth?

a. the crust

b. the mantle

c. the outer core

d. the inner core

In a parallel circuit the current A stays in one path B splits and goes through two components C makes one circle

The ΔG of a reaction would be at the minimum when ... Group of answer choices the equilibrium constant is equal to 1 (i. e., the reactant and product concentrations are always equal).

A uniform non-conducting ring of radius 2.68 cm and total charge 6.08 µC rotates with a constant angular speed of 4.21 rad/s around an axis perpendicular to the plane of the ring that passes through its center.

Rarefaction occurs only in a ___ wave. A: transverse B: longitudinal C: sympathetic D: forced

The type of lens that spreads out parallel light is a

F an electron fell to a lower orbit or energy level, energy would be A. created. B. emitted. C. absorbed. D. transferred.

Which is the correct order from the closest to the sun to the farthest away from the sun? A. terrestrial planets, asteroid belt, gas planets, Kuiper belt B. gas planets, asteroid belt, terrestrial planets, Kuiper belt C.

Ethylene (C2H4) reacts with oxygen gas to produce carbon dioxide and water. 45.0 grams of ethylene reacts, how many grams of carbon dioxide gas will be produced?

What causes ice to melt and water to boil

A block of mass 3.5 kg slides down a frictionless inclined plane of length 6.4 m that makes an angle of 30 degrees with the horizontal. if the block is released from rest at the top of the incline, what is its speed at the bottom