Several paper clips dangle from the north pole of a magnet. The induced pole in the bottom of the lowermost paper clip is a

A) north pole.

B) south pole.

C) north or south pole - no difference really.

What are the units of impulse

What is the difference between accuracy and precision and which is most important to scientific measurement?

The energy levels of an atom are occupied by___?

Yami pours powdered cocoa mix into milk and stirs it. Then she microwaves the mixture for three minutes. When she takes the cup out, the handle is very warm. Steam rises from the cup, so she blows it before taking a sip.

Which kind of star is most likely to spend the longest time on the main sequence? A.) A low-mass red star B.) A yellow star like the sun C.) a high-mass blue star D.) a bright white star

Physical Properties include ... A. taste, odor, and is corrosive B. taste, texture, and forms hydrogen gas. C. taste, odor, and texture D. texture, odor, and is corrosive

If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 441J of energy to the room?

What is the difference between convex and concave mirrors and lens?

Which is the best example of Newton's Second Law of Motion? A student has on roller skates and he decides to push against the railing. He immediately begins to roll backwards. A small ball and a larger ball with greater mass are dropped from a roof.

Which of the following represents a car traveling 20 miles/hour? 40 miles traveled in 2 hours 60 miles traveled in 6 hours 40 miles traveled in 3 hours 10 miles traveled in 5 hours