Font size
S
M
L
XL
WorksheetsIA Finale
Total questions: 72
Worksheet time: 1hrs 12mins
Name
Class
Date
1.
What is an example of a Chemical change?
a)
Ripped paper
b)
boiled egg
c)
cracked egg
d)
sugar in water
2.
Which is a physical change?
a)
burning match
b)
vinegar in baking soda
c)
melting butter
d)
cooking an egg
3.
A copper penny turning greenish after a few years is an example of ...
a)
Chemical Change
b)
Physical Change
4.
A copper penny turning greenish after a few years is an example of ...
a)
Chemical Change
b)
Physical Change
5.
A change in which NEW substances are formed.
a)
Chemical change
b)
Physical change
c)
Casual change
d)
Formal change
6.
Which of the following is NOT an example of chemical change?
a)
sour milk
b)
burning wood
c)
breaking a pencil
d)
rust
7.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
sour milk
8.
Which of the following IS a physical change?
a)
Getting a haircut
b)
Rusty metal
c)
sour milk
d)
A compound
9.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
10.
Is a rusting bicycle a chemical or physical change?
a)
chemcial
b)
physical
11.
Ripping up paper ...
a)
Chemical Change
b)
Physical Change
12.
A change in phase ...
a)
Chemical Change
b)
Physical Change
13.
Bubbles form when two or more substances are combined ...
a)
Chemical Change
b)
Physical Change
14.
An explosion occurs ...
a)
Chemical Change
b)
Physical Change
15.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
16.
Evidence of Chemical Change.
a)
New Substance
b)
Size change
c)
State change
d)
Mixture
17.
Evidence of a physical change.
a)
New substance
b)
Shape Change
c)
Light produced
d)
Gas released.
18.
Which of the following terms identifies the change from a liquid to gas?
a)
Vaporization
b)
Condensation
c)
Deposition
d)
Sublimation
19.
When the temperature of matter increases the particles...
a)
speed up and move closer
b)
speed up and move farther apart
c)
slow down and move closer together
d)
slow down and move farther apart
20.
Phase change from a solid to a liquid.
a)
melting
b)
sublimation
c)
boiling
d)
condensation
21.
Phase change from a liquid to a gas that only happens at the surface.
a)
evaporation
b)
boiling
c)
sublimation
d)
melting
22.
When the temperature of matter decreases the particles ...
a)
speed up and move farther apart
b)
speed up and move closer together
c)
slow down and move farther apart
d)
slow down and move closer together
23.
Phase change from a gas to a liquid.
a)
condensation
b)
evaporation
c)
melting
d)
deposition
24.
A gas
a)
has a definite shape but no definite volume
b)
has a definite volume but no definite shape
c)
has fast-moving particles
25.
The opposite phase of melting is
a)
freezing
b)
sublimation
c)
condensation
d)
deposition
26.
Change from Liquid to Solid is call......
a)
fusion
b)
Freezing
c)
sublimation
d)
evaporation
27.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
28.
Phase changes that require added energy are:
a)
freezing
b)
evaporation
c)
condensation
d)
melting
29.
Phase changes that require removed energy are:
a)
freezing
b)
evaporation
c)
condensation
d)
melting
30.
In a reaction A + B ----> C, reactant A has 5g and product C has 9g. How many grams does reactant B should have?
a)
4g
b)
5g
c)
9g
d)
14g
31.
24 g of magnesium reacts with 38 g of fluorine to produce _____ g magnesium fluoride
a)
62
b)
38
c)
24
d)
14
32.
What is the law of conservation of mass?
a)
The amount of matter changes when reacted or changed.
b)
The mass of all reactants are changed during a physical or chemical change
c)
The mass of the reactants equals the mass of the products
d)
The mass of the products is different than the mass of the reactants.
33.
What will weigh more when a chemical change is complete? The reactants before the chemical reaction, or the product after the reaction is complete?
a)
They both will weigh the same
b)
The product always weighs more than the reactant
c)
The reactant will weigh more than the product
d)
They both will loose mass after the reaction
34.
The total amount of matter (atoms) before and after a chemical reaction remains the same.
a)
True
b)
False
35.
How much does a 5 gram Hershey's kiss weigh after it is melted in the microwave?
a)
5 grams
b)
3 grams
c)
7 grams
36.
The Law of Conservation of matter states that the total amount of matter ______________ after it undergoes change.
a)
disappears
b)
stays the same
c)
weighs less
d)
explodes
37.
If reaction starts with 20g of reactants it should produce...
a)
a total of 40g of product
b)
a total of 10g of product
c)
a total of 80 g of product
d)
a total of 20g of product
38.
An oreo cookie weighs 20 grams. It gets crushed into crumbs for a recipe. How much do its crumbs weigh?
a)
15 grams
b)
25 grams
c)
20 grams
39.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
40.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
41.
Which is an example of a solute?
a)
Egg whites
b)
Sugar
c)
Water
d)
Acetone
42.
Which is not an example of dissolving?
a)
Salt in water
b)
Sugar in water
c)
Water in water
d)
HCl in water
43.
Solute
a)
The thing that does the dissolving
b)
The thing that gets dissolved
44.
The thing that does the dissolving
a)
Solute
b)
Solvent
c)
Colloid
d)
Solution
45.
If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?
a)
water
b)
powder
c)
sugar
d)
powder and sugar
46.
Solubility is
a)
the ability of a substance to dissolve
b)
the ability of a substance to melt
c)
the ability of a substance to freeze
d)
the ability of a substance to evaporate
47.
What is not a factor that can make a solute dissolve faster in a solvent?
a)
stirring faster
b)
particle size
c)
decreasing temperature
d)
increasing temperature
48.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
49.
Find the net force: 15 N to the right, and another 15 newtons to the right.
a)
0 N Right
b)
0 N Left
c)
30 N Left
d)
30 N Right
50.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced
a)
12 N Right No
b)
4 N Left No
c)
12 N Right Yes
d)
4 N Left Yes
51.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
52.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
53.
The force that pulls things toward earth.
a)
Speed
b)
Gravity
54.
If the net force is 0 the object is...
a)
in motion
b)
in the same place
55.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)
60 n right
d)
50 N left
56.
What is the unit of measurement for force?
a)
AMP
b)
Seconds
c)
Newtons
d)
Miles
57.
In the equation F = m x a, what do F, m, and a stand for?
a)
Frequency, mass, acceleration
b)
Force, meters, acceleration
c)
Force, mass, acceleration
d)
Force, miles, acceleration
58.
What is the force of an object with a mass of 30 kg and an acceleration of 10 m/s2?
a)
300
b)
3
c)
20
d)
40
59.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
60.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
61.
As distance between two objects increase the pull of gravity
a)
Increases
b)
Decreases
c)
Stays the same
62.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance
b)
mass and matter
c)
distance and weight
d)
weight and mass
63.
Every object in the universe attracts every other object.
a)
True
b)
False
64.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
65.
Without gravity we would________.
a)
Float away
b)
Stay in the ground
c)
Nothing would happen.
d)
I don't know
66.
Some things have A LOT of mass, while other have FEW mass.
a)
TRUE
b)
FALSE
67.
Which object has a GREATER force of gravity?
a)
Ball
b)
Earth
68.
Which has a STRONGER force of gravity, Earth or the Moon?
a)
Earth
b)
Moon
69.
A dog rolls over and gets a treat, so she rolls over again. This is an example of a...
a)
learned behavior
b)
inherited behavior
c)
physical trait
d)
instinct
70.
Which is an example of a learned characteristic?
a)
Color of a dog's fur
b)
A mouse successfully running a maze
c)
Color-blindness
d)
Blinking your eyes several times a minute
71.
Why is a spider spinning a web an instinctive behavior?
a)
It learns how to spin the web from its mother.
b)
It learns how to spin a web through insight learning.
c)
It is born knowing how to spin a web.
d)
It learns how to spin a web through observational learning.
72.
a behavior that an animal inherits from it's parents
a)
instinctive behavior
b)
function
c)
structure
d)
adaptation
Reset
