What is a vector?

A. a scalar quantity

B. a quantity that has magnitude and direction

C. a magnitude that can be measure

D. a direction

A skier starts from rest at the top of a 42 m hill, skis down a 39° incline into a valley, and continues up a 36 m high hill. Both hill heights are measured from the valley floor. Assume that you can neglect friction and the effect of ski poles. 1.

What is the difference between ac vs dc currents

In a single replacement reaction, what will a metal always replace? A metalloid B nonmetal C metal

Has there been signs that time travel exist

An electric heater operating at 120. volts draws 8.00 amperes of current through its 15.0 ohms of resistance. The total amount of heat energy produced by the heater in 60.0 seconds is (1) 7.20 * 10^3 J (3) 8.64 * 10^4 J (2) 5.76 * 10^4 J (4) 6.

What is the method of charging used when you run a straw with fur

A man runs at a velocity of 6.2 m/s for 11.5 minutes. When going up and increasingly steep hill, he slows down at a constant rate of 0.25 m/s^2 and comes to a stop. How far did he run?

Find the period and frequency of a green photon that had a wavelength of 525 nm

Match these items. 1 . involuntary muscle tissues that have fibers 2 . tendons muscle controlled by will 3 . cardiac muscle muscle not controlled by will 4 . voluntary muscle arm muscle 5 . biceps heart muscle

Assuming that voltage remains constant, what happens to the current in a filament if it is replaced by a thinner wire? A. The current increases. B. The current decreases. C. The current is not affected by a change in filament thickness. D.