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Worksheets6th Grade Final Exam Review
Total questions: 52
Worksheet time: 26mins
Name
Class
Date
1.
Dmitri Mendeleev discovered patterns in the properties of elements when he arranged them in order by increasing
a)
number of electrons
b)
number of neutrons.
c)
atomic size.
d)
atomic mass.
2.
Which of the following is a property of metals?
a)
They are dull
b)
They are good conductors.
c)
They break easily.
d)
They are not malleable.
3.
Which of the following statements about nonmetals is true?
a)
Nonmetals are usually very shiny.
b)
Many nonmetals are liquids at room temperature.
c)
Nonmetals are good electrical conductors.
d)
Many nonmetals are gases at room temperature.
4.
Which group of the periodic table contains the most reactive metals?
a)
Group 1
b)
Group 12
c)
Group 17
d)
Group 18
5.
Which group contains nonmetals that are very reactive?
a)
Group 15: the nitrogen family
b)
Group 16: the oxygen family
c)
Group 17: the halogen family
d)
Group 18: the noble gases
6.
If you are sitting in a train, looking out the window, and you see another train pass, what is the reference point you use to tell which train is moving
a)
your body
b)
the train
c)
a passing train
d)
the landscape
7.
What determines the strength of the gravitational attraction between two objects?
a)
charge and mass
b)
density and mass
c)
distance and mass
d)
size and mass
8.
Which of the following equations expresses Newton’s second law of motion?
a)
Acceleration = Mass ÷ Net Force
b)
Acceleration = Net Force ÷ Mass
c)
Acceleration = Mass × Net Force
d)
Acceleration = Mass + Net Force
9.
Which of the following is a true statement about action-reaction forces?
a)
They are equal and cancel each other.
b)
They act on different objects.
c)
Both act at a distance.
d)
They act only when there is no friction.
10.
Which statement about mass and weight is correct?
a)
"Mass” is the scientific term for “weight.”
b)
Weight directly measures force while mass directly measures amount of matter.
c)
Weight has units of kilograms or grams.
d)
Mass has units of newtons.
11.
What is the average atomic mass of argon?
a)
9
b)
18
c)
22
d)
40
12.
In a periodic table, what do you know about all the elements in a period?
a)
They have the same atomic mass
b)
They have different properties
c)
They have the same atomic number
d)
They have the same properties
13.
A cyclist travels 32 km in 2 hours. What is the cyclist’s average speed?
a)
16 km/hr
b)
32 km/hr
c)
34 km/hr
d)
64 km/hr
14.
You exert a force of 120 N to push a box down the hallway. Your friend helps by exerting a force of 150 N against the box in the same direction. Which net force do you and your friend exert on the box?
a)
30 N
b)
120 N
c)
150 N
d)
270 N
15.
A student pulls a sled across the snow. What type of friction acts on the sled?
a)
static friction
b)
sliding friction
c)
rolling friction
d)
fluid frictio
16.
Which of the graphs describes the motion of a person who first rode her bicycle at a constant speed and then rested?
a)
Graph 1
b)
Graph 2
c)
Graph 3
d)
Graph 4
17.
Which of the following metals has the chemical property of being very reactive with water?
a)
gold
b)
iron
c)
sodium
d)
platinum
18.
Which statement is true about the group 1 metals?
a)
The metals are called alkaline earth metals
b)
The metals all have very high densities
c)
They are always found as uncombined elements in nature
d)
They are the most reactive metals in the periodic table
19.
A train moves along a straight stretch of track. The displacement of the train with time is shown in the graph. What is the speed at which the train moves?
a)
20 m/s
b)
40 m/s
c)
60 m/s
d)
80 m/s
20.
A falling ball accelerates from 5 m/s to 25 m/s in 2 seconds. What is the balls average acceleration?
a)
20 m/s²
b)
10 m/s²
c)
30 m/s²
d)
40 m/s²
21.
The ability to do work or cause change is called
a)
power
b)
energy
c)
force
d)
momentum
22.
Which of these is an example of potential energy?
a)
The energy a ball has because of its motion
b)
The energy an object has by increasing its temperature
c)
The energy a spring has by being compressed
d)
The enrergy of an electromagnetic wave
23.
Power is defined as the
a)
force on an object times the distance the object moves
b)
work done on an object divided by the time taken to do the work
c)
force on an object divided by the time the force acts.
d)
distance divided by the time taken to move that distance
24.
How does an object's kinetic energy change if its speed doubles?
a)
its kinetic energy quadruples
b)
its kinetic energy doubles
c)
its kinetic energy remains the same
d)
its kinetic energy is halved
25.
What is the atomic number of titanium?
a)
11
b)
22
c)
47.90
d)
69.90
26.
When riding a bicycle, ways to change your velocity include all of the following except
a)
pedaling at a constant speed
b)
turning the handlebars to change direction
c)
pedaling faster to increase speed
d)
applying the breaks to slow down
27.
Tan pulled as hard as he could on a rope, but the cart would not move. The cart weighs 200 N. How much work, in newton-meters, has he accomplished?
a)
2,000 N-m
b)
200 N-m
c)
100 N-m
d)
0 N-m
28.
What type of friction is Tan experiencing if he is pulling on a rope as hard as he can, but it is not moving?
a)
fluid friction
b)
rolling friction
c)
static friction
d)
sliding friction
29.
A truck with a mass of 2,000 kilograms accelerates from a stop sign. If the net force on the truck is 4,000 newtons, what is the truck’s acceleration in m/s² ?
a)
0.5 m/s²
b)
2 m/s²
c)
6,000 m/s²
d)
8,000 m/s²
30.
How is an object’s mechanical energy calculated?
a)
by multiplying an object's mass by its velocity
b)
by dividing the net force on an object by its mass
c)
by finding an ovjects change in speed per unit time
d)
by adding an objects kinetic energy and potential energy
31.
If an object has 50 joules of kinetic energy and 237 joules of potential energy, what is its mechanical energy?
a)
287 J
b)
187 J
c)
11,850 J
d)
4.07 J
32.
What type of energy is the energy stored in the nucleus of the atom?
a)
nuclear energy
b)
chemical energy
c)
electromagnetic energy
d)
thermal energy
33.
What determines the mechanical energy of a thrown football?
a)
its chemical composition and its speed
b)
its position above the ground and its speed
c)
its position above the ground and its chemical composition
d)
only its speed
34.
The type of energy stored in food
a)
electrical energy
b)
chemical energy
c)
mechanical energy
d)
electromagnetic energy
35.
The rows in the periodic table are called
a)
groups
b)
periods
c)
nonmetals
d)
metals
36.
The columns in the periodic table are called
a)
non metals
b)
metals
c)
groups
d)
periods
37.
What is the name of the elements in group 2 of the Periodic Table?
a)
noble gases
b)
carbon family
c)
alkali metals
d)
alkaline earth metals
38.
What is the SI unit of distance?
a)
foot
b)
mile
c)
meter
d)
kilometer
39.
What quantity can you calculate if you know that a car travels 30 kilometers in 20 minutes?
a)
average speed
b)
direction
c)
velocity
d)
instantaneous speed
40.
When a nonzero net force acts on an object, the force
a)
changes the motion of an object
b)
must be greater than the reaction force
c)
does not change the motion of the object
d)
is equal to the weight of the object
41.
Friction always acts
a)
in the same direction as motion
b)
opposite the direction of motion
c)
perpindicular to the direction of motion
d)
at a 90° angle to the direction of motion.
42.
Which of Newton’s laws of motion is also called the law of inertia?
a)
first
b)
second
c)
third
d)
all of the above
43.
A ball at the top of a hill has which of the following energy?
a)
kinetic
b)
potential
c)
electrical
d)
chemical
44.
Elements that are gases at room temperature are likely to be classified as which of the following?
a)
semiconductors
b)
metalloids
c)
nonmetals
d)
metals
45.
Which scientists used his scientific knowledge of elements to organize the first periodic table in increasing atomic mass?
a)
Sir Isaac Newton
b)
Bohr
c)
Mendeleev
Mendeleev
d)
Dalton
46.
The rate at which velocity changes is
a)
accelration
b)
direction
c)
speed
d)
velocity
47.
A bus travels at a constant speed of 50 km/h. How far will the bus have traveled after 3 hours?
a)
50 km
b)
100 km
c)
150 km
d)
200 km
48.
Two objects traveling at the same speed have different velocities if they
a)
start at different times
b)
travel different distances
c)
have different masses
d)
move in different directions
49.
In a game of tug-of-war, you pull on the rope with a force of 100 N to the right and your friend pulls on the rope with a force of 100 N to the left. What is the net force on the rope?
a)
100 N to the right right
b)
0 N
c)
200 N to the right
d)
200 N to the left
50.
According to Newton’s first law, what will plates at rest on a tablecloth do when the tablecloth is pulled out from under them?
a)
fly off the table and hit the ground
b)
accelerate with the tablecloth
c)
resist the change in motion and stay at rest
d)
accelerate in the opposite direction from the tablecloth
51.
What force makes it less likely for a person to slip on a dry sidewalk than on an icy sidewalk?
a)
gravity
b)
friction
c)
inertia
d)
momentum
52.
Unlike metals, solid nonmetals are
a)
good conductors of heat and electric current
b)
malleable
c)
dull and brittle
d)
ductile
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