Electric charge and force

What charge is represented by the symbol "+"

• Positive

• Negative

• Neutral

What charge is represented by the symbol "-"

• Positive

• Negative

• Neutral

Which particle in an atom has a positive charge?

• Electron

• Neutron

• Proton

• Nucleus

Which particle in an atom has a negative charge?

• Electron

• Neutron

• Proton

• Nucleus

Which particle in an atom is neutral?

• Electron

• Neutron

• Proton

• Nucleus

If a material has more protons than electrons, what charge will it have?

• Positive

• Negative

• Neutral

If a material has more electrons than protons, what charge will it have?

• Positive

• Negative

• Neutral

If a material has an equal number of protons and electrons, what charge will it have?

• Positive

• Negative

• Neutral

What direction will a force act between two like charges?

• Attraction

• Repulsion

• No force

What direction will a force act between two unlike charges?

• Attraction

• Repulsion

• No force