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Unit 1 Synchronous Review (Completion Grade)

Total questions: 49

Worksheet time: 25mins

Name
Class
Date
1.

The solid part of the earth is known as the

a)

Atmoshpere

b)

Lithosphere

c)

Biosphere

d)

Hydrosphere

2.

The layer of gases surrounding the earth is called the

a)

Atmosphere

b)

Lithosphere

c)

Biosphere

d)

Hydrosphere

3.

What song is this?

a)

Don't play now

b)

Don't start now

c)

Don't go now

d)

Don't give now

4.

All of the water on the earth makes up the

a)

Lithosphere

b)

Atmosphere

c)

Hydrosphere

d)

Biosphere

5.

The area where all living things and humans live is called our _________________

a)

Geosphere

b)

Hydroshere

c)

Atmosphere

d)

Biosphere

6.

What is this graph representing?

a)

Ocean

b)

Atmosphere

c)

Crust

d)

Living Things

7.
Which element is in the atmosphere, ocean, living things and the earth's crust?
a)
Chlorine
b)
Aluminum
c)
Oxygen
d)
Hydrogen
8.
I am anything that has mass and takes up space!
a)
energy
b)
matter
c)
molecules
d)
atoms
9.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
10.

What song is this?

a)

I warned myself

b)

I warned you

c)

I warned my friend

d)

I warned yours

11.
What is an element?
a)
A compound
b)
Two elements combined
c)
A pure substance
d)
Water or air
12.

A group of two or more atoms that are bonded together

a)

elements

b)

isotopes

c)

molecules

d)

essential elements of life

13.

Carbon is considered an element, while carbon dioxide is considered a compound. This is because carbon dioxide is -

a)

a gas at room temperature

b)

made of two different elements

c)

given off by green plants

d)

useful to human beings

14.

Based off the chart above, what element is the largest part of living organisms?

a)

Oxygen

b)

Carbon

c)

Nitrogen

15.
Element or Compound?
Au
a)
Element
b)
Compound
16.
What type of mixture is this?
a)
heterogeneous 
b)
homogeneous
17.

What song is this?

a)

Granada

b)

Grenade

c)

Griddy

d)

Good day

18.
Element or Compound?
Salt (NaCl)
a)
Element
b)
Compound
19.

Identify elements in the following compound: NH3

a)

Sodium, Helium

b)

Sodium, Hydrogen

c)

Nitrogen, Helium

d)

Nitrogen, Hydrogen

20.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
21.
What does it mean if a mixture is heterogeneous?
a)
you can see the different parts
b)
cannot tell one part from another
c)
very well blended
d)
made of elements
22.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
23.

Lithosphere

a)

All the life on Earth

b)

All the water on Earth

c)

All the gas on Earth

d)

Solid Earth

24.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
25.
The air is a _________. 
a)
element 
b)
mixture 
c)
compound 
d)
energy 
26.
Water is a ___________. 
a)
element 
b)
mixture 
c)
compound 
27.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
28.

what is the name of this online famous cat

a)

Whiskers

b)

Chubby

c)

Fluffy

d)

Grumpy cat

29.

This diagram represents...

a)

An element

b)

A molecule

c)

A compound

d)

A mixture of elements and compounds

30.

Which example is a compound?

a)

N2

b)

O2

c)

Cu

d)

H2O2

31.

In the diagrams provided, the circles of different colors represent the atoms of different elements. Which diagram represents a mixture?

a)

I

b)

II

c)

III

d)

IV

32.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
33.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
34.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
35.
What is a molecule?
a)
Two or more atoms bonded together
b)
One element
c)
One atom
d)
Solid, Liquid, Gas
36.

What song is this?

a)

We don't want anymore

b)

We don't talk anymore

c)

We don't say anymore

d)

We don't get anymore

37.
How many elements are represented in the compound?
Na2CO3
a)
1
b)
2
c)
3
d)
4
38.
The blue numbers in the image below are called ___________.
a)
compounds
b)
coefficients
c)
subscripts
d)
chemical formulas
39.
What is H2SO4 
 made up of?
a)
2 hydrogen, 1 sulfur, 4 oxygen
b)
1 hydrogen, 2 sulfur, 4 oxygen
c)
2 hydrogen & 4 sodium
d)
1 hydrogen & 6 sodium
40.
Can an element be broken down into a simpler substance 
a)
yes 
b)
No
41.
Are there any compounds on the periodic table 
a)
yes there are many 
b)
no because only elements are on the periodic table
c)
I think they are?
42.
a)
Periods
b)
Groups
43.

What is his song?

a)

Under the Sea

b)

Hakuna Matata

c)

Colors of the Wind

d)

three little piggys

44.
a)
Periods
b)
Groups
45.
What is the total number of atoms in an ammonia (NH3) molecule?
a)
1
b)
2
c)
3
d)
4
46.

Which season is your favorite?

a)

fall

b)

winter

c)

spring

d)

summer

47.

What song is this?

a)

Shape of you

b)

Shape of me

c)

Shape of us

d)

Shape of her

48.

What song is this?

a)

I want Fresh care

b)

I don't care

c)

I do care

d)

I don't know my fresh care

49.

Spot the odd one out

a)
b)
c)
d)

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