Electric Force Problems

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

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

• Reduced by half
• Reduced by 1/4
• Stays the same
• Quadruples

Tags

NGSS.HS-PS2-4

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

• Quadruples
• Doubles
• Triples
• Reduces by half

Tags

NGSS.HS-PS2-4

Electrostatic force F is directly proportional to:

• r^2 (distance squared)
• q1
• q2
• both q1 and q2

Tags

NGSS.HS-PS2-4

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

• decreases;directly
• decreases;inversely
• increases;inversely
• increases;directly

Tags

NGSS.HS-PS2-4

Find the magnitude of the electrostatic 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

Tags

NGSS.HS-PS2-4

Calculate the 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

• 2.5E11 N

• -2.5E11 N

• -7.5E-10 N

Tags

NGSS.HS-PS2-4

What variable do meters represent?

• Electrostatic Charge
• Force
• Distance
• Mass

What variable do "Newtons" represent?

• Electrostatic Charge
• Force
• Distance
• Mass

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

NGSS.HS-PS2-4

What variable do Coulombs represent?

• Electrostatic Charge
• Force
• Distance
• Mass

Tags

NGSS.HS-PS2-4