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vampirchik [111]
3 years ago
12

1. How are electromagnets similar to other magnets?

Chemistry
1 answer:
Tju [1.3M]3 years ago
8 0

Answer:a As the name suggests, a permanent magnet is 'permanent'. ... An electromagnet is made from a coil of wire which acts as a magnet when an electric current passes through it. Often an electromagnet is wrapped around a core of ferromagnetic material like steel, which enhances the magnetic field produced by the coil.... hope these helps chu :/

Explanation:

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It has varying degrees of thickness.

Explanation:

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Which event will have the greatest impact on sea levels?
Stells [14]

Hello, Brainly User!

As the planet gets warmer, sea level rises for two reasons. First, warmer temperatures cause ice on land like glaciers and ice sheets to melt, and the melt water flows into the ocean to increase sea level. Second, warm water expands and takes up more space than colder water, increasing the volume of water in the sea.

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Zina [86]

Answer:

An atom is a particle of matter that uniquely defines a chemical element . An atom consists of cental nucleus that is usually surrounded by one or more electrons. Each electrons is negatively charged.

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6 0
3 years ago
What is the chemical formula for toothpaste?
drek231 [11]
The most common type of fluoride found in toothpaste is part of the compound sodium fluoride which has the chemical formula NaF
4 0
4 years ago
Read 2 more answers
A chemist investigates the
nevsk [136]

Answer:

1, 2 & 3

Explanation:

. A chemist investigates the boiling point, melting point, and flammability

of a compound called acetone, a component of nail polish remover.

Which of these properties are physical properties and which are

chemical properties?

Physical ( boiling point and melting point ).

Chemical ( flammability )

6 0
3 years ago
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