Electric Forces QUIZ

What happens when two objects with the same type of electric charge come close to each other?

• They attract each other.
• They create an electric field.
• They become neutral.
• They repel each other.

Tags

NGSS.MS-PS2-5

Which of the following best describes an electric field?

• A visible force that can be seen.
• An invisible region that applies force to charged objects without contact.
• A method of charging objects through direct contact.
• A type of material that conducts electricity.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What determines the strength of the electric force between two charged objects?

• The size of the objects.
• The temperature of the environment.
• The distance between the objects and the amount of charge.
• The color of the objects.

Tags

NGSS.MS-PS2-3

When brushing your hair, what process leads to the creation of static charge?

• Conduction of charge.
• Transfer of charged particles.
• Dissipation of electric field.
• Induction of charge.

What occurs to electric potential energy when two opposite charges are separated?

• It remains constant.
• It becomes zero.
• It decreases.
• It increases.

Tags

NGSS.MS-PS3-2

What characterizes an electrically charged object?

• It has an equal amount of positive and negative charge.
• It is always a conductor.
• It has an unbalanced amount of positive or negative charge.
• It is made of metal.

Which method allows an object to become charged without direct contact?

• Induction.
• Radiation.
• Convection.
• Conduction.

What is the primary difference between conductors and insulators?

• Insulators allow electric current to flow freely, while conductors do not.
• Conductors can store electric charge, while insulators cannot.
• Conductors allow charged particles to move easily, while insulators do not.
• Insulators are always made of plastic, while conductors are made of metal.

Tags

NGSS.MS-PS2-3

How can electric charge be transferred between two conductors?

• Through insulation.
• Through conduction.
• Through induction.
• Through radiation.

What does the conservation of charge in a closed system imply?

• Charge can only be transferred, not conserved.
• Charge can be created or destroyed.
• The total charge remains constant.
• The total charge can change over time.