Which of the following describes electric current?

A. Electric current is the flow of protons

B. Electric current is the flow of neutrons

C. Electric current is the flow of a charge

D. Electric current is the flow or protons and neutrons

An alcohol functional group is called what?

What is most remarkable about the paintings of Pieter Breugel the Elder? A. Innovative brush strokes B. Medium used C. Daring compositional features D. Subject matter

A sound wave travels through water. What best describes the direction of the water particles?

Bryce, a mouse lover, keeps his four pet mice in a roomy cage, where they spend much of their spare time-when they/'re not sleeping or eating-joyfully scampering about on the cage/'s floor.

Which are characteristics of a ray when it hits a boundary and refracts, but not when it hits the boundary and reflects? Check all that apply. A. changes direction B. changes speed C. does not change direction D. does not change speed E.

A force acts on a 5kg object at rest. How fast will the object accelerate on a frictionless surface? A.) 4 m/s^2 B.) 15 m/s^2 C.) 25 m/s^2 D.) 100 m/s^2

Four wrestlers step on a scale for a tournament. Wrestler A weighs in at 170 pounds; wrestler B weighs in at 168 pounds; wrestler C weighs in at 171 pounds; and wrestler D weighs in at 169 pounds.

What is a change in velocity per time

Recall specific heat of water is 4186 j/kg/C. Find the specific heat of sample. Water. Sample Mass 109 192 Internal temperature. 21. 67 Final temperature. 30.1. 30.1

During which period did the first large herbivores and carnivores appear?