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6th Grade Q2 Review TEKS

Total questions: 58

Worksheet time: 58mins

Name
Class
Date
1.
How many different elements are in this chemical formula: C2H2ClK3
a)
6
b)
8
c)
2
d)
4
2.
Which of the following atomic symbols is written correctly?
a)
ee
b)
hE
c)
C
d)
CL
3.
Which of the following is a pure substance?
a)
CO
b)
C02
c)
Co
d)
H2O
4.
Which of the following is a pure substance?
a)
O2
b)
Al2CO5
c)
C6H12O6
d)
SiO2
5.
Which of the following chemical formulas represents a compound? 
a)
C3
b)
O2
c)
CH3CHO
d)
H2
6.
Can be found on the periodic table
a)
Element
b)
Compound
c)
MIxture
7.
If a metal is ___________ it can be drawn into a wire.
a)
magnetic
b)
ductile
c)
conductive
d)
metalloid
8.
______________ describes the way a substance reflects light, or SHINES. 
a)
ductile
b)
brittle
c)
luster
d)
magnetic
9.
Which is true of nonmetals?
a)
they are on the left side of the periodic table
b)
they are found to the right of the stairstep line
c)
they are conductors of heat and electricity
d)
they are found along the stairstep line
10.
Which of the following properties is true for metalloids?
a)
is a semiconductor with properties of both is a semiconductor with properties of both metals and nonmetals
b)
always conducts electricity and is shiny
c)
they are not elements
d)
never conducts electricity and is dull
11.
______________ describes how well the substance can be hammered into sheets.
a)
Ductility
b)
Conductivity
c)
Luster
d)
Malleability
12.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
13.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
14.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
15.
Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?
a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
16.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
17.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
18.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
same
19.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
20.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
21.

What is a balanced force?

a)

equal forces pushing or pulling an object

b)

unequal forces pulling an object

c)

equal forces pulling an object

d)

equal forces pushing an object

22.

What is an unbalanced force

a)

unequal forces pushing and pulling to make objects move

b)

equal objects pushing

c)

Unequal fores pullung

d)

hulk SMASHHHH

23.

QUICK WHAT IS FORCE

a)

the push or pull of an elephant

b)

the push or pull of a batmoblie

c)

the push or pull of an object

d)

the push or pull of fortnite

24.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
25.

Calculate the speed for a car that went a distance of 120 kilometers in 2 hours.

a)

60 km/hour

b)

240 km/hour

c)

6 km/hour

d)

60

26.

If Steve throws a football 30 meters in 3 seconds, what is the average speed of the football?

a)

10 m/s

b)

90 m/s

c)

10 m

d)

90 seconds

27.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
28.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
29.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
30.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
31.
Which runner won the race?
a)
A
b)
B
c)
C
32.
What is the speed of this object at 3 seconds?
a)
5 m/s
b)
45 m/s
c)
5 s/m
d)
45 s/m
33.
The inclined plane makes work easier by _____ the amount of effort that must be applied to raise or lower a load.
a)
increasing
b)
accelerating
c)
reducing
d)
softening
34.
Which of the following decreases when an object is moved using an inclined plane?
a)
The distance the object moves.
b)
The pull of gravity on the object.
c)
The force needed to move the object.
d)
The amount of space the object occupies.
35.
Students pulled the same mass up an inclined plane that was 20 cm, 30 cm, and 40 cm long. Each time, they used a spring scale to measure the force needed to pull the mass up the inclined plane. What did they conclude?
a)
Less force was needed on the 20 cm plane
b)
More force was needed on the 40 cm inclined plane.
c)
The least amount of force was needed on the 40 cm inclined plane.
d)
The least amount of force was needed on the 30 cm inclined plane.
36.
The longer the inclined plane, the ___________________ to move the object
a)
the less input force you need
b)
the more input force you need
c)
the more output force you need
d)
the less output force you need
37.
When an object is moved up a ramp, you need _________ effort than if it is just picked straight up. 
a)
More
b)
Less
c)
same
38.
When you use an incline plane to raise an object, the ______ the distance you move it the less force you use. 
a)
shorter
b)
longer
c)
distance does not matter
39.

Which of the following is a true statement?

a)

An inclined plane reduces the amount of work one needs to do.

b)

An inclined plane increases the amount of work one needs to do.

c)

An inclined plane makes work require more effort.

d)

An inclined plane makes work require less effort.

40.
Which kind of energy transformation occurs when a candle is burning?
a)
Chemical to radiant
b)
Radiant to chemical
c)
Solar to thermal
d)
Radiant to electrical 
41.
Which type of energy transformation occurs when a flashlight shines?
a)
Chemical to thermal to electrical
b)
Chemical to electrical to radiant
c)
Thermal to chemical to radiant
d)
Chemical to electrical to sound
42.
The diagram shows a complete circuit with a battery and a buzzer making noise. The circuit works by transforming
a)
chemical energy to electrical to sound.
b)
electrical energy to thermal to radiant.
c)
sound energy to electrical to chemical.
d)
mechanical energy to electrical to sound.
43.
The picture shows a microwave oven. Which form of energy is not involved in the energy transformation of the microwave?
a)
chemical
b)
light
c)
thermal
d)
sound
44.
A battery converts what type of energy to another?
a)
electrical to chemical
b)
electrical to thermal
c)
mechanical to electrical
d)
chemical to electrical
45.
A hairdryer converts -- 
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
46.
A boy skating downhill on a skateboard is transforming —
a)
potential energy into kinetic energy
b)
kinetic energy into potential energy
c)
thermal energy into potential energy
d)
kinetic energy into chemical energy 
47.

The picture showing the energy conversion

Chemical → light & heat

is:

a)
b)
c)
d)
48.
The Law of Conservation of Energy states:
a)
Energy can created or destroyed but not transformed 
b)
Energy cannot be created or destroyed, it can only transformed
c)
Energy can't be created, destroyed or transformed
49.
A flammable, yellow-to-black liquid composed of hydrocarbons occurring naturally beneath Earth's surface; it is a nonrenewable fossil fuel processed to make gasoline used in vehicles.
a)
oil (Petroleum)
b)
coal
c)
graphite
d)
natural gas
50.
Heat transferred from beneath the surface of Earth and used to produce energy for human use is...
a)
Hydropower
b)
Wind Energy
c)
Geothermal Energy
d)
Solar Energy
51.
A renewable source of energy based on the natural movement of water is...
a)
Hydropower
b)
Wind Energy
c)
Geothermal Energy
d)
Solar Energy
52.
Fossil fuels are classified as nonrenewable because they.......
a)
require expensive equipment
b)
take millions of years to replace
c)
can be found all over 
d)
provide all the energy we use
53.
What characteristic do all renewable resources share?
a)
Produced by waste products
b)
Form underground from dead organisms.
c)
Replaced in a short period of time
d)
Allow energy to pass through them easily
54.
1.  Wind turbines take advantage of the wind blowing off of the water along the southern Gulf Coast.  Each turbine is about as tall as a football field is long.   Which of the following is a disadvantage of using turbines such as these to generate electricity?  
a)
Wind energy is renewable 
b)
  The spinning turbines may harm birds
c)
   Winds in the coastal region blow steadily during the evening and late afternoon 
d)
 Wind farms create pollution that is harmful to coastal waters
55.

Although hydroelectricity is the least expensive energy source used to generate electricity, most utility companies in the U.S. don't use this form of energy because -

a)

reservoirs associated with dams can be used for irrigation as well as recreation.

b)

hydro-plants tend to last longer than plants powered by fossil fuels.

c)

hydroelectricity causes more pollution, due to the emission of greenhouse gases

d)

hydro-plants are expensive to construct and need expensive machinery.

56.

An ADVANTAGE of burning coal to generate power for electricity is that coal is -

a)

Relatively inexpensive to mine and transport.

b)

harmful for the environment.

c)

found in few places in the United States.

d)

available in a limited supply.

57.

Why is it better to obtain energy from natural gas instead of coal and oil? Natural gas –

a)

produces fewer greenhouse gases.

b)

is a renewable energy source.

c)

is not a natural resource.

d)

produces more toxic waste.

58.

What do geothermal and solar energy have in common?

a)

Neither resource produces greenhouse gases.

b)

Sunlight is needed for both to generate energy.

c)

Both of these energy resources are non-renewable.

d)

Neither requires expensive machinery to produce power.

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