Magnet

In scrapyards, there are many tipe of materials like iron, wood, steel, gold, silver, and cooper.

What are materials that can be lifted up using the magnetic crane?

• iron and wood

• iron and steel

• wood and cooper

• silver and gold

Tags

NGSS.MS-PS2-5

There are iron and wood in scrapyards. How magnetic crane can be used to separate both?

• iron and wood can be attracted by a magnetic crane because they are magnetic objects.

• iron and wood cannot be attracted by a magnetic crane because they are non-magnetic objects.

• only iron can be attracted by magnetic crane because it is magnetic material but the wood is not.

• only wood can be attracted by magnetic crane because it is magnetic material but the iron is not.

There are iron and steel in scrapyards. How magnetic crane can be used to separate both?

• iron and steel can be attracted by a magnetic crane because they are magnetic objects.

• iron and steel cannot be attracted by a magnetic crane because they are non-magnetic objects.

• only iron can be attracted by magnetic crane because it is magnetic material but the steel is not.

• only steel can be attracted by magnetic crane because it is magnetic material but the iron is not.

Tags

NGSS.MS-PS2-3

There are gold and silver in scrapyards. How magnetic crane can be used to separate both?

• gold and silver can be attracted by a magnetic crane because they are magnetic objects.

• gold and silver cannot be attracted by a magnetic crane because they are non-magnetic objects.

• only gold can be attracted by magnetic crane because it is magnetic material but the silver is not.

• only silver can be attracted by magnetic crane because it is magnetic material but the gold is not.

Tags

NGSS.MS-PS2-3

Look at the button magnet, we are able to stack them up because the ... poles face each other.

Tags

NGSS.MS-PS2-5

Look at the button magnets, are we able to stack up the button magnets when we face the like poles each other?

• yes, we are able to stack the button magnets

• no, we are not able to stack the button magnets

Tags

NGSS.MS-PS2-3

Look at the button magnets, why we cannot stack the button magnets when we face the like poles each other?

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Look at the picture, if A is south pole, what is C?

Look at the picture, if D is north pole, what is A?

Tags

NGSS.MS-PS2-5

Will the magnets be able to lift the things if they are far away from the materials? Explain your answer.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5