2.1 Static Electricity and Current

Last updated 21 days ago

10 questions

1

Library

2.1 Static Electricity and Current

Last updated 21 days ago

10 questions

1

Draggable item		Corresponding Item

1

Draggable item		Corresponding Item

1

What will happen if two oppositely charged particles are brought near each other?

They will attract each other

They will repel each other.

Match each subatomic particle to its charge

Draggable item		Corresponding Item
electron		positive charge
proton		zero charge
neutron		negative charge

Which of the following are true about atoms? Select all correct answers.

They are electrically neutral

They have the same number of protons and electrons

They have more protons than electrons

They have more electrons than protons

If an atom gains an electron what will be its charge?

positive

negative

neutral

If an atom loses an electron what will be its charge?

positive

negative

neutral

When a balloon is rubbed on your hair, electrons move from the hair to the balloon. Which of the following are true? Select all correct answers.

The balloon becomes positively charged

The balloon becomes negatively charged

The hair becomes positively charged

The hair becomes negatively charged

The hair will be attracted to the balloon

When a balloon is rubbed on your hair, electrons move from the hair to the balloon. You notice your hair stands straight up. Which of the following best explains this phenomenon?

The positive and negative charges of the hairs repel each other

The positive and negative charges of the hairs attract each other

The hair is all positively charged and these similar charges repel each other

Rubbing a balloon on hair causes the hair to no longer feel the gravity from the Earth

The hair is all positively charged and these similar charges attract each other

Match the following terms with their definitions

Draggable item		Corresponding Item
neutral		Electrical charge that is not moving
static electricity		Electrical charge that is moving
atom		no charge
repel		smallest piece of a chemical element
electric current		bring together
attract		push away

What are the units used to measure electric current?

1

What will happen if two oppositely charged particles are brought near each other?

They will attract each other

They will repel each other.

Match each subatomic particle to its charge

electron

positive charge

proton

zero charge

neutron

negative charge

Which of the following are true about atoms? Select all correct answers.

They are electrically neutral

They have the same number of protons and electrons

They have more protons than electrons

They have more electrons than protons

If an atom gains an electron what will be its charge?

positive

negative

neutral

If an atom loses an electron what will be its charge?

positive

negative

neutral

When a balloon is rubbed on your hair, electrons move from the hair to the balloon.  Which of the following are true?  Select all correct answers.

The balloon becomes positively charged

The balloon becomes negatively charged

The hair becomes positively charged

The hair becomes negatively charged

The hair will be attracted to the balloon

When a balloon is rubbed on your hair, electrons move from the hair to the balloon.  You notice your hair stands straight up.  Which of the following best explains this phenomenon?

The positive and negative charges of the hairs repel each other

The positive and negative charges of the hairs attract each other

The hair is all positively charged and these similar charges repel each other

Rubbing a balloon on hair causes the hair to no longer feel the gravity from the Earth

The hair is all positively charged and these similar charges attract each other

Match the following terms with their definitions

neutral

Electrical charge that is not moving

static electricity

Electrical charge that is moving

atom

no charge

repel

smallest piece of a chemical element

electric current

bring together

attract

push away

What are the units used to measure electric current?

Ampere

Volt

Joule

Newton

kilogram

This is a model of the an atom of Helium. Which particles are represented by the yellow circles on the outer ring?

protons

neutrons

electrons

Tritonons

This is a model of the an atom of Helium.  Which particles are represented by the yellow circles on the outer ring?

protons

neutrons

electrons

Tritonons