Quiz #6: Task 2 Vocabulary Quiz (Unit 1)

Which of the following is a property of an electric conductor?

• It does not allow electric charges to move freely.

• It allows electric charges to flow freely.

• It repels electric charges.

• It attracts only protons.

Tags

NGSS.MS-PS2-3

What is the main difference between a proton and an electron?

• Protons have a negative charge, while electrons have a positive charge.

• Protons have a positive charge, while electrons have a negative charge.

• Protons are found outside the nucleus, while electrons are found inside the nucleus.

• Protons and electrons have the same charge.

Tags

NGSS.MS-PS1-1

Which of the following best describes electrostatic force?

• It is the force that acts between two objects in motion.

• It is the force that acts between charged objects.

• It is the force that acts only on neutral objects.

• It is the force that acts between two magnets.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following materials is an electric insulator?

• Copper

• Rubber

• Silver

• Gold

Explain why protons and electrons attract each other.

• Because they have the same charge.

• Because they have opposite charges.

• Because they are both found in the nucleus.

• Because they are both negatively charged.

Describe how an electric field is related to electric charges.

• An electric field is created by neutral objects.

• An electric field is a region around a charged object where other charges experience a force.

• An electric field only exists between two magnets.

• An electric field is the same as a magnetic field.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How does friction generate electric charge?

• By transferring electrons from one object to another.

• By creating protons in both objects.

• By destroying electrons in both objects.

• By making objects neutral.

Tags

NGSS.MS-PS2-3

A material in which electrons are NOT able to move easily, but they can build up AROUND the object.

• Circuit 
• Insulator 
• Resistance 
• Conductor