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STAAR - 6TH GRADE REVIEW

Total questions: 105

Worksheet time: 2hrs 31mins

Name
Class
Date
1.
The kinetic energy of a moving object depends on ___.
a)
the color of an object
b)
the mass of the object
c)
the mass and speed of an object
d)
the speed of the object
2.
A motorcycle, a car and a bicycle, and a truck are moving at the same speed.  Which one has the least kinetic energy?
a)
motorcycle
b)
car
c)
bicycle
d)
truck
3.
Harry used the energy stored up in his muscles to cycle up a hill.  What happened to this energy when he reached the top?
a)
The energy stored in Harry's muscles was destroyed when he reached the top of the hill.
b)
The energy used by Harry returned to his muscles when he reached the top of the hill.
c)
Kinetic energy changed to potential energy when Harry reached the top of the hill
d)
Potential energy changed to kinetic energy when Harry reached the top of the hill.
4.
Which of the following has the greatest potential energy?
a)
A
b)
B
c)
C
d)
D
5.
Which of these has kinetic energy?
a)
Book on the table
b)
Rock on top of a hill
c)
Stationary car
d)
Moving train
6.
At which point will the skater have the least potential energy?
a)
Point A
b)
Point B
c)
Point C
d)
Point A and C
7.

Which two measurements are needed in order to calculate the speed of an object in motion?

a)

distance and time

b)

time and mass

c)

force and distance

d)

volume and time

8.

A bus travels 20 km in 30 minutes. What is the average speed of the bus?

a)

20 km/h

b)

30 km/h

c)

40 km/h

d)

50 km/h

9.

A block pulled 0.70 m to the right 0.14 s. What is the Average speed?

a)

5

b)

0.098

c)

.74

d)

1.4

10.

Which of these accurately describes the motion of the toy train?

a)

The toy train speeds up while going forward and then slows down

b)

The toy train slows down while going forward and the moves backwards.

c)

The toy train moves forward at a constant speed , slows down, and then stops.

d)

The toy train moves forward at in increasing speed, stops, and then moves forward.

11.

Describe the motion in the graph...

a)

Constant speed

b)

stopping

c)

decreasing speed

d)

deceleration

12.

Accurately describes the motion of the toy train at 4 seconds?

a)

it is increasing speed

b)

it is at a constant speed

c)

it is stopped

d)

it is headed to the start

13.
What is this objects speed at 2 s?
a)
5 m/s
b)
5 s/m
c)
20 m/s
d)
20 s/m
14.

Which of these graphs represent a constant speed?

a)
b)
c)
15.

What kind of speed does this graph represent?

a)

No speed.

b)

Constant Speed.

c)

Increasing speed.

d)

Decreasing speed.

16.

Using the information in the graph, what is the average speed Josh’s car traveled to get home?

a)

8 km/hour

b)

160 km/hour

c)

16 km/hour

d)

40 km/hour

17.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
18.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
19.

Which of the following governs the motion of our solar system?

a)

Magnetism

b)

Gravity

c)

Sunlight

d)

Friction

20.

Planets in our solar system orbit the Sun because it -

a)

has the greatest magnetic field.

b)

is the celestial body with the greatest mass.

c)

is the brightest object in our solar system.

d)

formed millions of years before the planets.

21.

What is the most massive object the planets orbit in our solar system?

a)

Venus

b)

Earth

c)

Jupiter

d)

the Sun

22.

Which type of cells contain a DNA in a nucleus and membrane bound organelles.

a)

eukaryotes

b)

prokaryotes

23.

Which type of cells do not possess a nucleus and do not have membrane bound organelles.

a)

eukaryotes

b)

prokaryotes

24.

Multicellular Organisms

a)

Organisms made up of only one cell

b)

Organisms made up of many cells.

25.

Autotrophic Organisms

a)

Organisms that can make their own food through processes such as photosynthesis.

b)

Organisms that cannot make their own food and must consume other organism to obtain energy.

26.

Heterotrophic Organisms

a)

Organisms that can make their own food through processes such as photosynthesis.

b)

Organisms that cannot make their own food and must consume other organism to obtain energy.

27.
A mushroom is composed of many cells that have a nucleus. 
In which domain does a mushroom belong?
a)
Archaea
b)
Eukarya
c)
Bacteria
28.

All living things are made of

a)

cells

b)

prokaryotes

c)

autotrophs

d)

heterotrophs

29.

A heterotroph

a)

cannot make its own food.

b)

is able to make its food.

30.

Which of these is an autotroph?

a)

mushroom

b)

rose

c)

seal

d)

tiger

31.
Which kingdom do humans belong to?
a)
Plantae
b)
Fungi
c)
Animalia
d)
Protista
32.

If the graduated cylinder had 10 mL of water before a marble was placed in it, what is the volume of the marble?

a)

10 mL

b)

13 mL

c)

3 mL

d)

5 mL

33.

If a substance had a mass of 27g and a volume of 10mL, which substance could it be?

a)

Aluminum

b)

Iron

c)

Lead

d)

Tin

34.

What type of wood can a student use if they need the density of the wood to be between 0.7 g/cm3 and 0.8 g/cm3?

a)

Ash

b)

Balsa

c)

Boxwood

d)

Water Oak

35.
The least dense liquid is 
a)
Corn Oil
b)
Water
c)
Glycerin
d)
Corn Syrup 
36.

A sample of liquid mercury weighs 76.2g and has a volume of 5.60 mL. What is its density?

a)

13.6 g/mL

b)

426.72 g/mL

c)

81.8 g/mL

d)

70.6 g g/mL

37.

Determine the density of a sample of an unknown substance with a volume of 5 cm³ and a mass of 20 grams.

a)

4 g/cm3

b)

10 g/cm3

c)

16 g/cm3

d)

20 g/cm3

38.
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
39.

Which is more dense?

a)

Left

b)

Right

c)

Both have the same density

40.

Volume = 20 ml

Mass = 100 g

Density = ?

a)

50 g/ml

b)

5 g

c)

5 g/ml

d)

5 ml/g

41.

If a substance had a mass of 27g and a volume of 10mL, which substance could it be?

a)

Aluminum

b)

Iron

c)

Lead

d)

Tin

42.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
43.
Potential energy is energy that is...
a)
stored
b)
already used
c)
being used currently
d)
never going to be used
44.

All of the factors listed are abiotic factors of this underwater ecosystem EXCEPT the

a)

sunlight

b)

water currents

c)

fish population

d)

water temperature

45.
An animal that is hunted and eaten for food is a 
a)
predator
b)
prey
c)
population
46.
All of the living AND non-living things in an area that interact with each other are called a/an __________.
a)
community
b)
habitat
c)
population
d)
ecosystem
47.
ALL energy flow for an ecosystem begins with ...
a)
plants
b)
the moon
c)
the sun
d)
algae
48.
Which is an example of an ABIOTIC factor?
a)
hummingbird
b)
water
c)
dead tree branch
d)
skunk
49.

Nails rusting is a...

a)

Physical Change

b)

Chemical Change

50.

Water boiling is a...

a)

Physical Change

b)

Chemical Change

51.

Fireworks are a...

a)

Physical Change

b)

Chemical Change

52.

Crushing a soda can is a...

a)

Physical Change

b)

Chemical Change

53.

Breaking a window is a...

a)

Physical Change

b)

Chemical Change

54.

Baking a cake is a...

a)

Physical Change

b)

Chemical Change

55.

Making lemonade is a...

a)

Physical Change

b)

Chemical Change

56.

Ice melting is a...

a)

Physical Change

b)

Chemical Change

57.

Lighting a match is a...

a)

Physical Change

b)

Chemical Change

58.

Slicing bread is a...

a)

Physical Change

b)

Chemical Change

59.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
60.
Which of these grouping of elements could have the characteristic of brittle?
a)
Metal
b)
Nonmetal
61.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
62.
Some characteristics of a metal are that it is malleable and ductile.
a)
TRUE
b)
FALSE
63.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
64.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
65.
Which elements are found on the left to middle of The Periodic Table? 
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Candles
66.
Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
67.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
68.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
69.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
70.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
71.
One property of a nonmetals is that it is a good conductor of electricity?
a)
true
b)
false
72.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
73.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
74.
Metalloids are weak conductors of heat and electricity. 
a)
TRUE
b)
FALSE
75.
Some students observing a classroom device being used, noticed the below energy transformations. 
Electrical → Mechanical → Sound
Which device were the students most likely observing?
a)
A triple beam balance measuring an object’s mass.
b)
A pencil sharpener plugged into a wall outlet.
c)
A projector displaying a diagram on the screen.
d)
A working flashlight used to light up a dark corner.
76.
Which of these is an example of light energy being transformed into chemical energy?
a)
A glow stick lights up when broken.
b)
Water heated by the sun evaporates.
c)
A plant makes sugar in the sunlight.
d)
A battery causes a buzzer to vibrate.
77.
Which kind of energy change occurs when a candle is burning?
a)
Chemical to light.
b)
Light to electrical.
c)
Solar to heat.
d)
Chemical to electrical.
78.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → thermal → electrical
b)
chemical → electrical → light
c)
thermal → chemical → light
d)
chemical → electrical → chemical
79.
When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?
a)
electrical → light → mechanical
b)
chemical → mechanical → electrical
c)
mechanical → chemical → light
d)
mechanical → electrical → light
80.
A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?
a)
chemical → light → electrical
b)
mechanical → sound → light
c)
thermal → solar → electrical
d)
electrical → thermal → light
81.
Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?
a)
chemical → light → electrical
b)
electrical → light → chemical
c)
light → electrical → chemical
d)
chemical → electrical → light
82.
Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?
a)
chemical → thermal
b)
light → chemical
c)
thermal → light
d)
chemical → electrical
83.
Which of the following shows the energy transformation that occurs when solar panels are used to heat a building?
a)
light → thermal
b)
chemical → electrical
c)
thermal → chemical
d)
light → mechanical
84.
The picture shows a light bulb attached to a hand generator. What energy transformation occurs as the handle of the generator is turned?
a)
thermal → solar → light
b)
solar → light → electrical
c)
mechanical → electrical → light
d)
electrical → mechanical → light
85.
Which device transforms electrical energy into mechanical energy?
a)
Flashlight
b)
Pencil Sharpener
c)
Lamp
d)
TV
86.
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —
a)
Solar
b)
Light
c)
Thermal
d)
Mechanical
87.
The diagram shows a circuit with the bulb glowing. How does the energy change as it moves from inside the battery, along the wires, and through the light bulb?
a)
electrical → light → chemical
b)
light → electrical → chemical
c)
chemical → electrical → light
d)
chemical → light → electrical
88.
Which of the following systems transforms chemical energy to light energy?
a)
Fan
b)
Lamp
c)
Compass
d)
Burning a candle
89.
The Theory of the Conservation of Energy states -
a)
Energy can be created, just not destroyed. It changes its form from one type to another.
b)
Energy can never be created nor destroyed. It can only change its form from one type to another.
c)
The total energy in our Universe changes, as different forms of energies can be transformed from each other under certain circumstances.
d)
Energy transformations do not passively occur in our lives, rather we actively make use of energies and transform energies.
90.
Animal, fungi, plant, and protista cells are all examples of which type of cell?
a)
Eukaryotic
b)
Prokaryotic
c)
Both prokaryotic and eukaryotic
91.
These cells have DNA surrounded by a nuclear membrane...
a)
Eukaryotic
b)
Prokaryotic
c)
Neither
d)
Both prokaryotic and eukaryotic
92.
Plants and animal cells are examples of ___ cells 
a)
prokaryotic cells 
b)
eukaryotic cells 
93.
Both prokaryotes and eukaryotes have a nucleus.
a)
True
b)
False
94.
Unicellular means
a)
single-celled
b)
unicycle
c)
multi-celled
d)
united cells
95.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
96.

Boiling Water

a)

Conduction

b)

Convection

c)

Radiation

97.

Curling Iron

a)

Conduction

b)

Convection

c)

Radiation

98.

Weather Patterns

a)

Conduction

b)

Convection

c)

Radiation

99.

Sun Bathing

a)

Conduction

b)

Convection

c)

Radiation

100.

Mantle

a)

Conduction

b)

Convection

c)

Radiation

101.

Feet on Hot Sand

a)

Conduction

b)

Convection

c)

Radiation

102.

Lava Lamp

a)

Conduction

b)

Convection

c)

Radiation

103.

Hot Air in a Toaster

a)

Conduction

b)

Convection

c)

Radiation

104.

Microwaving Food

a)

Conduction

b)

Convection

c)

Radiation

105.

Heat Lamps

a)

Conduction

b)

Convection

c)

Radiation

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