WorksheetsMidterm Review
Total questions: 35
Worksheet time: 18mins
Name
Class
Date
1.
What is the science definition of Product?
a)
An ending substance that is made during a chemical reaction
b)
A starting substance that is part of a chemical reaction
c)
Something a company makes to make money
d)
An object, diagram, or computer program that helps us understand something by making it simpler or easier to see
2.
The diagram above shows the repeating groups of atoms that make up two samples. Will the properties of the two samples likely be the same or different? (Examples of properties are smell, color, and the temperature at which a substance melts.)
a)
The properties will likely be different because the repeating groups of atoms that make up each sample are different.
b)
The properties will likely be different because there are more repeating groups of atoms in Sample 2.
c)
The properties will likely be the same because the repeating groups of atoms that make up the two samples have the same number of atoms.
d)
The properties will likely be the same because the repeating groups of atoms that make up the two samples have two of the same types of atoms.
3.
Which of these is the correct order of labels?
a)
1. Atom 2. Extended structure 3. Repeating atom group 4. Molecules
b)
1. Atom 2. Repeating atom group 3. Extended structure 4. Molecules
c)
1. Repeating atom group 2. Atom 3. Extended structure 4. Molecules
d)
1. Molecules 2. Repeating atom group 3. Extended structure 4. Atom
4.
The diagram above shows the repeating groups of atoms that make up two samples. Will the properties of the two samples likely be the same or different? (Examples of properties are smell, color, and the temperature at which a substance melts.)
a)
The properties will likely be different because the repeating groups of atoms that make up each sample are different.
b)
The properties will likely be different because there are more repeating groups of atoms in Sample 1.
c)
The properties will likely be the same because the repeating groups of atoms that make up the two samples have one of the same types of atoms.
d)
The properties will likely be the same because the repeating groups of atoms that make up the two samples have the same number of atoms.
5.
During a chemical reaction, one or more starting 1._____________ change into one or more different 2._____________.
a)
1.rearrange 2. chemical reactions
b)
1. reactants 2. products
c)
1. products 2. reactants
d)
1. properties 2. models
6.
The diagram above shows the repeating groups of atoms that make up two samples. Both samples are green gases at room temperature. Will the other properties of the two samples be the same or different? (Examples of properties are smell, color, and the temperature at which a substance melts.)
a)
The other properties will be the same because the repeating groups of atoms that make up the two samples are the same.
b)
The other properties will be different because there are more repeating groups of atoms in Sample 2.
c)
The other properties will be the same because both samples are green at room temperature.
d)
The other properties will be the same because both samples are gases at room temperature.
7.
Oh no!!!
The person across from you spills a container of an unknown substance on the table!!
They see Mr. Dake did not notice and quickly clean it up. Its extremely obvious to you that they don't plan on telling Mr. Dake
Which safety Guideline should you follow?
a)
9
b)
1
c)
2
d)
3
e)
4
8.
You mix two substances together the atoms move and rearrange what is this called?
a)
Model
b)
Substance
c)
Chemical reaction
d)
Property
9.
The diagram above shows the repeating groups of atoms that make up two samples. Both samples are liquid at room temperature. Will the properties of the two samples likely be the same or different? (Examples of properties are smell, color, and the temperature at which a substance melts.)
a)
The properties will likely be the same because the repeating groups of atoms that make up the two samples have the same types of atoms.
b)
The properties will likely be the same because both samples are liquids at room temperature.
c)
The properties will likely be different because the repeating groups of atoms that make up the two samples have different numbers of atoms.
d)
The graph shows too much fluctuation to be confident about a trend.
10.
Carbon atoms change into other types of atoms like hydrogen and oxygen when they need to for a chemical reactions.
a)
True
b)
False
11.
Which claim is correct?
a)
Claim 1: The iron pipes changed into rust
b)
Claim 2: The fertilizer changed into rust
c)
Claim 3: The iron pipes and the fertilizer changed into rust
d)
Claim 4: Someone called Rusty put the rust in the water
12.
What is the science definition of model?
a)
A person who wears clothes and walks down a runway
b)
An object, diagram, or computer program that helps us understand something by making it simpler or easier to see
c)
Someone you look up to
d)
A starting substance that is part of a chemical reaction
13.
What is the science definition of Reactant?
a)
An ending substance that is made during a chemical reaction
b)
When two substances have different colors
c)
A starting substance that is part of a chemical reaction
d)
An object, diagram, or computer program that helps us understand something by making it simpler or easier to see
14.
Scale in science means?
a)
The object you weigh yourself on
b)
It's what fish have on there sides
c)
Something that is made of all the same atoms or groups of atoms
d)
The relative size of things
15.
Oh no!!!
The person across from you opened one of the samples and is daring their partner to taste what's inside.
Which safety Guideline is not being followed?
a)
2
b)
1
c)
3
d)
4
e)
5
16.
What real life location had lead in its water in 2016?
a)
Fresno Michigan
b)
Ferndale Michigan
c)
Flint Maryland
d)
Flint Michigan
17.
3 students are given a sample of a substance. Each is asked to write down an observation of its property's. Which student did the best job on there observation?
a)
Student 1: It is white and in small pieces
b)
Student 2: It is white, grainy, and looks like crystals
c)
Student 3: It is ugly in color and solid
18.
If you are asked to describe a property of this sample What would be the best example of an observation you could make?
a)
Its a solid
b)
Its dark in color
c)
It is black and its texter is grainy
d)
It's heavy
19.
Different substances have different properties.
a)
True
b)
False
20.
When you mix two reactants can you have end up with two products?
a)
Yes
b)
No
c)
Only if its Tuesday
d)
Depends if it is raining
21.
During a chemical reaction, atoms rearrange to form different groups of atoms.
a)
True
b)
False
22.
Groups of atoms do not to make a substance repeat to make up a substance
a)
True
b)
False
23.
3 students are given a sample of a substance. Each is asked to write down an observation of its property's. Which student did the best job on there observation?
a)
Student 1: Its dark in color and looks strange
b)
Student 2: It's dark in color solid
c)
Student 3: Its a fine black powder
24.
Oh no!!!
The person across from you told you that they are allergic to baking soda a few days ago. Today Mr. Dake said we are using baking soda in an experiment and the person across from you is choosing to not tell Mr. Dake
Which safety Guideline is not being followed?
a)
7
b)
1
c)
2
d)
3
e)
4
25.
Atom in science means?
a)
Something that is made of all the same atoms or groups of atoms
b)
The tiny pieces that all matter, all the stuff in the world, is made of
c)
Something that can be observed about a substance, such as its color, smell, or boiling point
d)
The relative size of things
26.
Property in science means?
a)
Land you can own
b)
The items that you own such as a cellphone or hat
c)
Something that can be observed about a substance, such as its color, smell, or boiling point
d)
Something that is made of all the same atoms or groups of atoms
27.
Substance in science means?
a)
Something that can be observed about a substance, such as its color, smell, or boiling point
b)
Something that is made of all the same atoms or groups of atoms
c)
The temperature at which a substance changes from the liquid phase to the gas phase
d)
The relative size of things
28.
Different substances have different properties.
a)
True
b)
False
29.
Which of these is on the macroscale
a)
The individual atoms in a table
b)
A pen you can see
c)
The atoms in the air
d)
Microscopic bacteria you can not see without a microscope
30.
All the atoms in this water bottle are the same. As a scientist what would we call the water in this bottle?
a)
Macroscale
b)
Substance
c)
Scale
d)
Property
31.
Which of these is considered a property?
a)
Smell
b)
Color
c)
Boiling Point
d)
All of these are property's
32.
What is the human made material that looks like diamonds called?
a)
Cubic Zirconia
b)
Adamantium
c)
Dilithium
d)
Vibranium
33.
What chemical substance would make orange juice taste like sweaty gym socks?
a)
Ethyl Butrate
b)
Isovaleric Acid
34.
In the city of Westfield what was the red substance in the water?
a)
Clothing dye from people washing there clothes wrong
b)
Iron oxide also known as rust
c)
Fertilizer
d)
Pipe substance
35.
Substances have different properties because they are made of different groups of atoms. These groups vary in the type or number of atoms that make up the group
a)
True
b)
False
100 %
