Magnetic fields are produced by particles that are

(1) moving and charged

(2) moving and neutral

(3) stationary and charged

(4) stationary and neutral

A person throws a ball upward into the air with an initial velocity of 15.0 m/s. calculate (a) how high it goes, and (b) how long the ball is in the air before it comes back to the hand. ignore air resistance.

If a 1.5 V battery is connected in a simple circuit to a lightbulb with a resistance of 8 ohms, the amount of current flowing through the circuit is what

In a parallel circuit, what effect will adding more resistors to the circuit have? A. The current will increase. B. The current will decrease. C. The current will decrease by a factor proportional to the number of resistors. D.

If each horse is pulling with the same force, which direction will the rock move? South = 2 horses North = 1 horse West=2 horses East=2 horses

How is the direction of current defined by convention

What equation gives the velocity at a specific time for an object with constant acceleration?

Consider the incomplete equation below Superscript 4 subscript 2 upper H e plus superscript 4 subscript 2 upper H e right arrow question mark.

When the temperature of a gas decreases at constant volume, its a. pressure increases. b. mass increases. c. pressure decreases. d. particles move faster.

A 12-V battery is connected to an air-filled capacitor that consists of two parallel plates, each plate has an area of 7.60 cm2 . The separation between the plates of the capacitor is d = 0.30 cm.

Why do you believe knowing how elements and compounds react together Is essential In every day matters?