Coulomb's and Gravity Comparison

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

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

Tags

NGSS.HS-PS2-4

What variable do "Newtons" represent?

• Electrostatic Charge
• Force
• Distance
• Mass

Tags

NGSS.HS-PS2-1

What happens to the force between two charged objects when you double the distance between them?

• 2X
• 1/2X
• 4X
• 1/4X

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

The graph shows the relationship between the force of interaction and the magnitude of charge. What type of relationship is this?

• Direct

• Indirect

• Inverse

• Reverse

Tags

NGSS.HS-PS2-4

The Electric Force is strongest when charges are...

• close together
• far apart
• the electric force is constant everywhere

Tags

NGSS.HS-PS2-4

Which two particles are attracted to each other?

• Two neutrons

• A proton and an electron

• Two protons

• An electron and a neutron

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

A repulsive force exists between which two particles?

• Two neutrons

• An electron and a neutron

• An electron and a proton

• Two protons

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

NGSS.HS-PS3-5

The Electric Force is strongest when charges are...

• close together
• far apart
• the electric force is constant everywhere

Tags

NGSS.HS-PS2-4

Electrical forces are stronger than gravitational forces.

• True

• False

Tags

NGSS.HS-PS2-4