Magnetism and electrostics Quiz

Instructions

Answer the questions that follow. You have 20 minutes to complete the quiz 

Required

1

The motion of an electron in an atom creates an electric current

True

False

Required

1

In two separate experiments, a magnet is brought near an unmagnetized iron bar. This causes the bar to become magnetized
Which magnetic poles are induced at X and at Y?

 X = South pole and Y= North pole 

X= North pole and Y= South pole 

X=North pole and Y= North pole 

X= South pole and Y=South pole

Required

1

Which statement describes a property of a magnet?

It attracts ferrous materials

It could have only one pole (north or south).

It points in a random direction when suspended.

It repels non-ferrous materials.

Required

1

A magnetic domain is where small groups of atoms group together in __________ direction 

Required

1

Which of the following is true when drawing magnetic field lines?

The further apart the stronger the field 

They can cross or touch 

The are visible to the human eye

Flows from north to south 

Required

0

How many protons are needed to make 1 nC of charge? Give your answer in Coulombs.
The charge of an electron is -1,6 x10-19 C

-1,6 X 10 -10

1,6 X 10-28

1,6 X1010

-1,6 X 10-28

Required

1

In a physics lab, you charge up three metal spheres, two with +3nC and one with −4nC. When you bring all three spheres together so that they all touch one another, what is the total charge on the three spheres?

+1nC

+2nC

+5nC

+6nC

Required

1

Consider the triboelectric series given below:
Pick the correct statement describing what will happen when a glass rod is rubbed against silk

The glass rod gives protons to silk when they are rubbed against each other

The glass rod gives electrons to silk when they are rubbed against each other.

The glass rod gains protons from silk when they are rubbed against each other.

The glass rod gains electrons when they are rubbed against each other.

0

A polarized material must have a zero net electric charge.

True

False

Required

2

Two charged pith balls on isolated strings are brought into contact with each other. Initially ball one had a charge of +11nC and ball two has a charge of +7nC. Calculate the number of electrons transferred from one ball to the next. The charge of an electron is -1,6 x10-19 C

5,63 X 1010  electrons

5,63X 1019 electrons

1,25 x 1010 electrons

Required

4

Match the definitions to the correct terms.

Draggable item		Corresponding Item
When an electric field distorts the negative cloud of electrons around positive atomic nuclei in a direction opposite to the field		conduction
The process of removing the excess charge on an object by means of the transfer of electrons between it and another object of substantial size		induction
		polarization

Magnetism and electrostics Quiz

The motion of an electron in an atom creates an electric current

In two separate experiments, a magnet is brought near an unmagnetized iron bar. This causes the bar to become magnetizedWhich magnetic poles are induced at X and at Y?

Which statement describes a property of a magnet?

Which of the following is true when drawing magnetic field lines?

How many protons are needed to make 1 nC of charge? Give your answer in Coulombs.The charge of an electron is -1,6 x10-19 C

In a physics lab, you charge up three metal spheres, two with +3nC and one with −4nC. When you bring all three spheres together so that they all touch one another, what is the total charge on the three spheres?

Consider the triboelectric series given below:Pick the correct statement describing what will happen when a glass rod is rubbed against silk

A polarized material must have a zero net electric charge.

Two charged pith balls on isolated strings are brought into contact with each other. Initially ball one had a charge of +11nC and ball two has a charge of +7nC. Calculate the number of electrons transferred from one ball to the next. The charge of an electron is -1,6 x10-19 C

Match the definitions to the correct terms.

The motion of an electron in an atom creates an electric current

In two separate experiments, a magnet is brought near an unmagnetized iron bar. This causes the bar to become magnetizedWhich magnetic poles are induced at X and at Y?

Which statement describes a property of a magnet?

Which of the following is true when drawing magnetic field lines?

How many protons are needed to make 1 nC of charge? Give your answer in Coulombs.The charge of an electron is -1,6 x10-19 C

In a physics lab, you charge up three metal spheres, two with +3nC and one with −4nC. When you bring all three spheres together so that they all touch one another, what is the total charge on the three spheres?

Consider the triboelectric series given below:Pick the correct statement describing what will happen when a glass rod is rubbed against silk

A polarized material must have a zero net electric charge.

Two charged pith balls on isolated strings are brought into contact with each other. Initially ball one had a charge of +11nC and ball two has a charge of +7nC. Calculate the number of electrons transferred from one ball to the next. The charge of an electron is -1,6 x10-19 C

Match the definitions to the correct terms.

In two separate experiments, a magnet is brought near an unmagnetized iron bar. This causes the bar to become magnetized
Which magnetic poles are induced at X and at Y?

How many protons are needed to make 1 nC of charge? Give your answer in Coulombs.
The charge of an electron is -1,6 x10-19 C

Consider the triboelectric series given below:
Pick the correct statement describing what will happen when a glass rod is rubbed against silk

In two separate experiments, a magnet is brought near an unmagnetized iron bar. This causes the bar to become magnetized
Which magnetic poles are induced at X and at Y?

How many protons are needed to make 1 nC of charge? Give your answer in Coulombs.
The charge of an electron is -1,6 x10-19 C

Consider the triboelectric series given below:
Pick the correct statement describing what will happen when a glass rod is rubbed against silk