Coulomb's Law & Charging

Electrons _______________.

• attract both protons and neutrons

• repel both protons and neutrons

• repel protons and have no affect on neutrons

• attract protons and have no affect on neutrons

Tags

NGSS.HS-PS2-4

Compared to protons, an electron has ________________.

• a smaller magnitude charge and the opposite sign

• the same magnitude charge and the same sign

• a larger magnitude charge and the same sign

• the same magnitude charge and opposite sign

Tags

NGSS.HS-PS3-5

Primarily, electrons are the particles that move as a result of static electricity because ________.

• they have much lighter mass than the proton

• they are located outside of the nucleus and can easily move

• protons are bound in the nucleus by the strong nuclear force

• All of the above

Tags

NGSS.HS-PS2-4

Which combination of particles would result in an attractive electrostatic force?

• protons and neutrons

• protons and electrons

• neutrons and electrons

• none of the above

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

There are four protons and six electrons in an atom. In order to calculate the magnitude of net charge in Coulombs, you must

• multiply 2*e

• Divide 2/e

• Divide e/2

• multiply 10*e

If balloon B is negatively charged, what conclusion can you draw about A and C?

• A and C are both positively-charged.

• A and C are both negatively-charged.

• A is positively-charged and C is negatively-charged.

• A is negatively-charged and C is positively-charged.

Tags

NGSS.HS-PS3-5

Which is NOT a way to increase the magnitude of the electrostatic force between two charged objects?

• make one of the objects larger

• bring the objects closer together

• increase the charge on one of the objects

• increase the charge on both of the objects

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Which of the following exhibit inverse-square behavior?

• Light spreading from a bulb.

• The Sun's gravitational affect on the solar system.

• Electric field around a Van der Graaff generator.

• All of the above.

Tags

NGSS.HS-PS2-4

If the charge on one of the objects is doubled, what would happen to the force?

• It would double in magnitude but remain in the same direction.

• It would quadruple in magnitude but remain in the same direction.

• It would double in magnitude and reverse direction.

• It would quadruple in magnitude and reverse direction

Tags

NGSS.HS-PS2-4

If the two objects were twice as far apart, what would happen to the force between them?

• It would quadruple in magnitude and continue to attract.

• It would double in magnitude and continue to attract.

• It would halve in magnitude and continue to attract.

• It would quarter in magnitude and continue to attract.

Tags

NGSS.HS-PS2-4