ET -- Coulomb's law

Coulomb force follows ----------- law.

• Newton's Third Law

• an inverse square

• Hooke's Law

• Pascal's Law

Tags

NGSS.HS-PS2-4

Coulomb's law says the force between two charges is proportional to the _____ of the charges divided by the square of the distance between them.

• product

• sum

• difference

• square

Tags

NGSS.HS-PS2-4

What does the k_e represent?

• Coulomb constant

• force constant

• charge constant

• Newton constant

Tags

NGSS.HS-PS2-4

What do q₁ and q₂ represent?

• the distance between the charges

• the electrostatic force

• the electric charge of the two objects

• the voltage of the two objects

Tags

NGSS.HS-PS2-4

Two charges are separated by 10 m. Both charges have a value of +2. What is the force of electric charge? k_e = 9.0 x 10⁹

• 6.7 x 10⁸

• 1.0 x 10⁸

• 9 x 10⁹

• 3.6 x 10⁸

Tags

NGSS.HS-PS2-4

How is electric force similar to gravitational force?

• It weakens with distance

• It is always attractive

• It always affects positive charges

• It is a type of wave

Tags

NGSS.HS-PS2-4

If the distance between charges is doubled, what happens to the magnitude of the force?

• it doubles

• it is squared

• it is halved

• it is one-fourth

Tags

NGSS.HS-PS2-4