Electric force pre-ap

If each of the charges doubles, what happens to the electric force?

• Quadruples
• Doubles
• Stays the same
• Reduced by half

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

If the distance between 2 charges doubles, what happens to the electric force?

• Reduced by half

• Reduced by 1/4

• Stays the same

• Quadruples

If the distance between two electric charges is reduced by half, what happens to the electric force?

• Quadruples

• Doubles

• Triples

• Reduces by half

Electric force F is directly proportional to:

• r^2 (distance squared)

• q1

• q2

• both q1 and q2

When distance increases, electric force ____________; we call this relationship ____________ proportional

• decreases;directly

• decreases;inversely

• increases;inversely

• increases;directly

Find the magnitude of the electric force between two charges of 1.0 C each, which are 1.0 meter apart?

• 9 x 10^19 N

• 9 x 10^9 N

• 1.1 x10^10 N

• 1.1x 10^-10 N

Calculate the electric force exerted between two charged objects separated by a distance of 0.6 m. One object has a charge of -5 C and the other has a charge of +2.0 C.

• -1.5E-11 N

• 2.5E-11 N

• -2.5E11 N

• -7.5E-10 N

What variable do meters represent?

• Charge

• Force

• Distance

• Mass

What variable do "Newtons" represent?

• Charge

• Force

• Distance

• Mass

What variable do Coulombs represent?

• Charge

• Force

• Distance

• Mass