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Copy of Matter (8/27/2024)

Last updated over 1 year ago

11 questions

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Question 1

1.

A. The law of conservation of mass was broken in this experiment because the mass of the solid decreased. 

B. The law of conservation of mass was not broken because the mass before heating was greater than the mass after heating 

C. The law of conservation of mass was not broken because the solid was heated in an open container, allowing gases to escape. 

D. The law of conservation of mass was broken in this experiment because the solid was heated in an open container, allowing gases to escape. 

Question 2

2.

Is everything made of matter?

True

False

Question 3

3.

What are molecules?

The small dot in the cell. 

The smallest party in the atom?

Two or more atoms. 

A pure substance. 

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Question 4

4.

This is the composition of Hydrogen

True

False

Question 5

5.

What are neutrons?

They are sub-atom that has no electric charge. 

A new group from Mars. They sing country western. 

It's the center of on the atom. 

The large part of an atom. 

Question 6

6.

What are the three stages of Matter

Question 7

7.

There are man made matter?

True

False

Question 8

8.

The following is man made matter.

Lithium 

Corvid 19 

plasma 

Blood 

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Question 9

9.

This is a compound.

True

False

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Question 10

10.

Is this a compound or element? Explain why.

Question 11

11.

Elements have more than one atoms.

True

False