Worksheets2025 8th Final 1
Total questions: 94
Worksheet time: 1hrs 29mins
Name
Class
Date
1.
Newton's first law is also known as
a)
the law of intertia
b)
the law of starting
c)
the law of maximum force
2.
a)
F
b)
G
c)
H
d)
J
3.
When is the cart's potential energy decreasing?
a)
1
b)
2
c)
3
d)
4
4.
When is the cart's kinetic energy decreasing?
a)
1
b)
2
c)
3
d)
4
5.
Which of the following is the energy due to motion
a)
Kinetic energy
b)
Potential energy
6.
Untitled Question
a)
F
b)
G
c)
H
d)
J
7.
a)
F
b)
G
c)
H
d)
J
8.
a)
A
b)
B
c)
C
d)
D
9.
(a)
10.
a)
A
b)
B
c)
C
d)
D
11.
a)
F
b)
G
c)
H
d)
J
12.
Which kind energy is in a stretched rubber band?
a)
gravitation potential energy
b)
chemical potential energy
c)
elastic potential energy
13.
The energy in electric currents is called
a)
chemical energy
b)
mechanical energy
c)
electrical energy
14.
What kind of energy is stored in food?
a)
gravitational energy
b)
chemical potential energy
c)
elastic energy
15.
An egg cooks because it is touching the hot pan. This is an example of
a)
conduction
b)
convection
c)
radiation
16.
As the roller coaster car travels down the hill
a)
kinetic energy increases and potential energy decreases
b)
kinetic energy decreases and potential energy increases
17.
When a person eats a sandwich, and then rides their bike - they are converting
a)
kinetic energy to chemical potential energy
b)
chemical potential energy to kinetic energy
18.
As the man hikes up the hill he slows down. As he gets higher and higher his
a)
Kinetic energy decreases and his gravitational potential energy decreases
b)
Kinetic energy increases and his gravitational potential energy decreases
c)
Kinetic energy decreases and his gravitational potential energy increases
19.
Judy hit the golf ball high in the air and it rolled into the hole for a hole in 1! When does the golf ball have the LEAST gravitational potential energy?
a)
high in the air
b)
rolling on the ground
c)
in the bottom of the hole
20.
Batteries have ___________________ potential energy that can be converted to _____________________ energy to light the bulb in a flash light.
a)
chemical, mechanical
b)
mechanical, chemical
c)
chemical, electrical
d)
electrical, chemical
21.
a)
F
b)
G
c)
H
d)
J
22.
A rock is sitting on the ground motionless. Which sentence describes the forces acting upon the rock
a)
There are no forces on the rock because it is not moving
b)
The forces on the rock are balanced because it is not moving
c)
The forces on the rock are unbalanced because it is not moving
23.
According to Newton's 2nd Law, the MORE MASS an object has
a)
the more force it will take to move it
b)
the less force it will take to move it
24.
If you push a box that a mass of 20 kg and it moves with an acceleration of 10m/s2 , then the force you applied is
a)
30N
b)
10N
c)
200N
25.
If you push a box and it accelerates 10 m/s2 after you pushed with a Force of 5 Newtons, what is the mass of the box?
a)
2 kg
b)
0.5 kg
c)
50 kg
26.
What is the motion of the box
a)
no movement
b)
move to the right
c)
move to the left
27.
Which of Newton's Laws states for every action there is an equal and opposite reaction
a)
1
b)
2
c)
3
28.
If the force is balanced that means that
a)
the net force is zero and there will be NO movement
b)
the net force is zero there will be movement to the right
c)
the net force is zero and there will be movement to the left
29.
Which sentence is true about this picture
a)
Forces are balanced and the net force is zero
b)
forces are unbalanced and the net force is 200
c)
forces are balanced and the net force is 200
30.
a)
bunsen burner
b)
triple beam balance
c)
digital scale
d)
test tube rack
31.
This used to measure time
a)
thermometer
b)
stop watch
c)
compass
d)
digital scale
32.
a)
graduated cylinder
b)
funnel
c)
eye dropper
d)
forceps
33.
a)
pipette
b)
test tube brush
c)
forceps
d)
tongs
34.
Which of the following would you use to put out a fire that was on a person or fellow classmate?
a)
fire extinguisher
b)
fire blanket
35.
describe the motion of the vehicle
a)
it is traveling at a constant speed
b)
it is stopped
c)
it is accelerating
36.
between 2 and 6 hours, how was the car traveling?
a)
it was stopped
b)
it was traveling at a constant speed
c)
it was accelerating
37.
used to run test on small amounts of liquid
a)
compass
b)
spot plate
c)
petri dish
d)
wash bottle
38.
Untitled Question
a)
beaker
b)
test tube
c)
graduated cylinder
d)
Erlenmeyer Flask
39.
a)
beaker
b)
Erlenmeyer flask
c)
graduated cylinder
d)
test tube
40.
a)
beaker
b)
graduated cylinder
c)
Erlenmeyer flask
d)
test tube
41.
a)
beaker
b)
graduated cylinder
c)
test tube
d)
Erlenmyer Flask
42.
Which unit of measurement would be used to measure the length of a pencil?
a)
centimeter
b)
kilometer
43.
How many HYDROGEN atoms?
a)
1
b)
2
c)
3
d)
4
44.
What kind of change occurs when you freeze water to make ice?
a)
physical
b)
chemical
45.
What kind of change is this?
a)
Physical
b)
Chemical
46.
What kind of change is this?
a)
physical
b)
chemical
47.
Baking cookies is an example of
a)
physical change
b)
chemical change
48.
When the water in the clouds freezes, snowflakes can form. This is an example of
a)
physical change
b)
chemical change
49.
The bubbles that form when you mix vinegar and baking soda is a good sign that
a)
a chemical change occured
b)
physical change occured
50.
Which compound has 2 Hydrogen atoms, 1 Sulfur atom, and 4 oxygens
a)
Water
b)
Ethanol
c)
Sulphuric acid
d)
Sucrose
51.
Which compound has the LEAST atoms?
a)
water
b)
salt
c)
methane
d)
sucrose
52.
Which of the following is the PRODUCT?
a)
Carbon Dioxide
b)
water
c)
Carbon Acid
53.
How many TOTAL atoms are in this compound?
(a)
54.
How many Lithium atoms are present in the formula?
a)
1
b)
2
c)
3
d)
4
55.
How many atoms of silver are present in silver sulfate?
a)
1
b)
2
c)
3
d)
4
56.
which compound has the LEAST elements?
a)
glucose
b)
octane
c)
salicylic acid
57.
which compound has the most Carbon atoms?
a)
glucose
b)
octane
c)
salicylic acid
58.
Which chemical formula would represent this compound?
a)
Option 1
b)
Option 2
c)
Option 3
59.
Which MOLECULAR FORMULA of which COMPOUND has the most LEAST hydrogen atoms?
a)
Butane
b)
Glucose
c)
Benzene
d)
Water
60.
Read the volume and choose the best answer
a)
7 mL
b)
6.6 mL
c)
6.6 g
d)
66 mL
61.
a)
20 degrees Celcius
b)
12 degrees Celcius
c)
16 degrees Celcius
d)
22 degrees Celcius
62.
Which of the following would represent the length of a pencil?
a)
13 cm
b)
13 km
c)
13 g
d)
13 kg
63.
What is the volume?
a)
9.6 mL
b)
9.8 8g
c)
9.3 mL
d)
9.9 mL
64.
a)
bunsen burner
b)
triple beam balance
c)
test tube rack
d)
digital scale
65.
The ability to conduct thermal energy or electricity is known as
a)
Conductivity
b)
luster
c)
Ductility
66.
Which element is the only Non metal in Group 1?
a)
Hydrogen
b)
Sodium
c)
Potassium
67.
a)
funnel
b)
magnifying glass
c)
microscope
d)
petri dish
68.
a)
magnifying glass
b)
funnel
c)
microscope
d)
petri dish
69.
Which measurement would most likely represent the distance from the high school to the elementary school?
a)
1 km
b)
1 m
70.
Which unit of measurement would be used to measure the distance from Beckville to Tatum
a)
kilometer
b)
kilogram
71.
Which is the property of water that causes its ability to stick to itself and other things
a)
polarity
b)
molarity
c)
friction
72.
a)
This is an example of Newton's First Law.
b)
This is an example of Newton's Second Law.
c)
This is an example of Newton's Third Law.
73.
What is the Net Force and the direction of the object's movement as a result of the net force?
a)
12N, Right
b)
12N, Left
c)
4N, Left
d)
4N, Right
74.
If a substance has a pH of less than 7 - it is
a)
acid
b)
base
c)
neutral
75.
What is the Net Force and the direction of the object's movement as a result of the net force?
a)
12N, Right
b)
12N, Left
c)
4N, Left
d)
4N, Right
76.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
77.
Which model of matter is most likely a liquid?
a)
A
b)
B
c)
C
78.
Which transverse wave has the highest frequency?
a)
1
b)
2
c)
3
d)
4
79.
The measurement of the distance the particles move from the resting point of the wave
a)
Wavelength
b)
Frequency
c)
Amplitude
d)
Crest
80.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
81.
Which vocabulary term is used to identify the distance between points C & G?
a)
Amplitude
b)
Crest
c)
Frequency
d)
Wavelength
82.
Top of the wave
a)
Wavelength
b)
Amplitude
c)
Trough
d)
Crest
83.
Bottom of the wave
a)
Crest
b)
Trough
c)
Frequency
d)
Wavelength
84.
What are waves used for?
a)
Transferring Energy
b)
Storing Energy
c)
Moving Objects
d)
Removing Energy
85.
In the reaction AB-----> A + B reactant AB has 12g and product B has 5g. How many grams should product A have?
a)
17g
b)
2g
c)
7g
d)
None of the above
86.
In the reaction AB-----> A + B reactant AB has 12g and product B has 5g. How many grams should product A have?
a)
17g
b)
2g
c)
7g
d)
None of the above
87.
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
88.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
89.
Is this an element, compound or mixture?
(Each color circle is a different atom and touching circles are molecules.)
a)
Element
b)
Compound
c)
Mixture
90.
Is this an element, compound or mixture?
(Each color circle is a different atom and touching circles are molecules.)
a)
Element
b)
Compound
c)
Mixture
91.
Is this an element, compound or mixture?
(Each color circle is a different atom and touching circles are molecules.)
a)
Element
b)
Compound
c)
Mixture
92.
Water is made up of hydrogen and oxygen, two elements that were chemically combined. This makes water a(n)
a)
atom
b)
compound
c)
element
d)
mixture
93.
Which of the following is NOT a mixture?
a)
milk
b)
lemonade
c)
vegetable salad
d)
carbon
94.
Which of these is an element?
a)
Salt (NaCl)
b)
Water (H20)
c)
Oxygen (O)
d)
Carbon Dioxide (CO2)
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