9 Weeks Test 3 Sci

Question 0

Where on a magnet is the magnetic force the strongest?

Answer 0

C.at either or north or South Pole

Question 1

What is a marterial that attracts iron and that contains iron?

Answer 1

B.magnet

Question 2

In magnetized material, all or most of the magnetic domains are arranged in the same way?

Answer 2

C. Direction

Question 3

You can destroy a magnet by?

Answer 3

B. Heating it

Question 4

Every million years or so earths magnetic field has ________.

Answer 4

Reversed direction

Question 5

The region of earths magnetic field shaped by solar wind is ______________.

Answer 5

Magnetosphere

Question 6

The area of force around a magnet is called the magnet’s _________.

Answer 6

Magnetic field

Question 7

A group of atoms with their magnetic fields pointing in the same direction is called a _____________\

Answer 7

Magnetic domain

Question 8

A magnet made from Material that stays magnetized for a long time is called a __________ magnet.

Answer 8

Permanent

Question 9

A glowing region in earths atmosphere caused by charged particles from the sun is called an__________\

Answer 9

Auroa

Question 10

A well mixed mixture that contains a solvent and at least one solute is called a ________

Answer 10

Solution

Question 11

Which part of the solution is present in the biggest amount

Answer 11

Solvent

Question 12

What is the substance present in the smaller amount?

Answer 12

Solute

Question 13

Elements within a group have the same number of _________

Answer 13

Valance electrons

Question 14

What is solubility?

Answer 14

A measure of how much solute can dissolve in a solvent at a given temperature

Question 15

The ________ of an element is the number of protons in the nucleus of an atom.

Answer 15

Atomic #

Question 16

What is a row of elements across the periodic table ?

Answer 16

Peroied