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6th Grade Second Semester Exam 2025

Total questions: 108

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

Which one is balanced?

a)

top

b)

bottom

c)

both

d)

Neither is balanced

2.

What is the net force on the object pictured?

a)

3 N

b)

5 N

c)

4 N

d)

8 N

3.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
4.
Which direction will the object move?
a)
Up
b)
Down
c)
Right
d)
Left
5.
The forces represented by the arrows in the diagrams are applied to the four objects that are at rest on a table. Which object is most likely to move to the right?
a)
Object W
b)
Object X
c)
Object Y
d)
Object Z
6.

Which of the following describes Newton's Third Law of Motion?

a)

For every action there is an equal and opposite reaction

b)

A representation of a system that is difficult to demonstrate directly

c)

Change in an object's position with respect to time and in comparison to the position of other objects used as reference points

d)

A push or a pull on an object

7.

Newton's Third Law of Motion states that the force applied by one object on the other results in the second object applying the same amount of force in exactly the

a)

Opposite direction

b)

Same Direction

c)

All of the Above

d)

None of the Above

8.

What do we use to measure force?

a)

Newtons

b)

Grams

c)

Pounds

d)

Depends on the situation

9.

You sitting in a chair is an example of Newton's

a)

first and third laws

b)

second and third laws

c)

first and fourth laws

10.

Which of the following is an example of Newton's third law of motion?

a)

hitting a baseball with a bat

b)

sitting in a chair

c)

an apple falling from a tree

d)

they all are examples

11.

When an airplane takes off, you tend to fall backward because of

a)

friction

b)

gravity

c)

inertia

12.

When you paddle a canoe, the canoe goes forward.

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

13.

What is potential energy?

a)

The energy an object has due to its position or condition.

b)

The energy an object has due to its chemical composition.

c)

The energy an object has due to its atomic structure.

14.

What is kinetic energy?

a)

The energy an object has due to its motion.

b)

The energy an object has due its chemical composition.

c)

The energy an object has due to its atomic structure.

15.

When does an object have NO kinetic energy?

a)

When it's at rest.

b)

When it's moving very slowly.

c)

When it has no electrical charge.

16.

Select all of the objects that have potential energy. (You may click more than one answer!)

a)
b)
c)
d)
17.

Select all of the objects that have kinetic energy. (You may click more than one object!)

a)
b)
c)
d)
18.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
19.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
20.

Students build a circuit that has wires that connects a battery to a switch and a fan.

Which energy transformations happen when the students close the circuit and the blades of the fan begin to spin?

a)

Chemical to mechanical to electrical

b)

Electrical to chemical to mechanical

c)

Chemical to electrical to mechanical

d)

Mechanical to electrical to chemical

21.

Which energy transformation happens when the blades are spinning as shown?

a)

Electrical to mechanical

b)

Chemical to electrical

c)

Mechanical to electrical

d)

Chemical to mechanical

22.

This appliance dries clothes primarily by converting -

a)

electrical energy to heat and mechanical energy

b)

mechanical energy to heat and electrical energy

c)

electrical energy to heat and light

d)

mechanical energy to heat and vaporization

23.

The high point of a transverse wave.

a)

Crest

b)

Trough

c)

Compression

d)

Rarefaction

24.

The low point of a transverse wave.

a)

Crest

b)

Trough

c)

Compression

d)

Rarefaction

25.

The place where a longitudinal wave is close together.

a)

Crest

b)

Trough

c)

Compression

d)

Rarefaction

26.

The part of a longitudinal wave that is farthest apart.

a)

Crest

b)

Trough

c)

Compression

d)

Rarefaction

27.

The distance between resting point and crest, or resting point and trough.

a)

Frequency

b)

Amplitude

28.

The distance between crest and crest, or trough and trough on a transverse wave.

a)

Amplitude

b)

Frequency

c)

Wavelength

d)

Speed

29.

Waves carry what?

a)

Matter

b)

Molecules

c)

Energy

d)

Splashes

30.

Medium, or media, means what when talking about waves?

a)

Energy the wave carries.

b)

Matter the wave travels through.

31.

Frequency measures what?

a)

The amount of enery in the wave.

b)

The amplitude of the wave.

c)

The number of waves that pass a point in a given amount of time.

d)

The speed of each wave.

32.

In the diagram, which of the following wave characteristics is marked by the letter Y?

a)

wavelength

b)

rarefaction

c)

amplitude

d)

compression

33.

In this diagram, which of the following wave characteristics is marked by X?

a)

wavelength

b)

rarefaction

c)

compression

d)

amplitude

34.
Imaginary line that runs through the north & south poles of earth.
a)
axis
b)
equator
c)
latitude
d)
degrees
35.
What is this movement?
a)
axis
b)
equator
c)
rotation
d)
revolution
36.

What season is the northern hemisphere in at position D

a)

winter

b)

spring

c)

summer

d)

fall

37.

In what position would the northern hemisphere need to be at to be in winter?

a)

D

b)

V

c)

W

d)

X

38.

If it's spring in the northern hemisphere at V, what season will the northern hemisphere be in at X?

a)

winter

b)

spring

c)

summer

d)

fall

39.

What is the point where the water in the ocean is furthest from the shore?

a)

spring tide

b)

high tide

c)

low tide

d)

neap tide

40.

What is the tide that occurs during a first quarter and a third quarter moon?

a)

neap tide

b)

low tide

c)

spring tide

d)

high tide

41.

How many high tides occur each day?

a)

1

b)

2

c)

3

d)

4

42.

What is seen here?

a)

Picture of a spring tide.

b)

Picture of a lunar eclipse.

c)

Picture of a neap tide.

d)

Picture of a solar eclipse.

43.

What is seen here?

a)

Picture of a spring tide.

b)

Picture of a lunar eclipse.

c)

Picture of a neap tide.

d)

Picture of a solar eclipse.

44.

What is the tide that occurs during a full moon and a new moon.

a)

spring tide

b)

low tide

c)

high tide

d)

neap tide

45.

Spring tides are the __________ tides.

a)

strongest

b)

weakest

46.

What is the thinnest layer of the Earth?

a)

Crust

b)

Mantle

c)

Inner Core

d)

Outer core

47.

Earth’s crust can only be____________ or _______________.

a)

Volcanic & Seismic

b)

Oceanic & Continental

48.

Which layer is shown in red?

a)

crust

b)

mantle

c)

outer core

d)

inner core

49.

Which layer is shown in orange?

a)

crust

b)

mantle

c)

outer core

d)

inner core

50.

Which layer is shown in yellow?

a)

crust

b)

mantle

c)

outer core

d)

inner core

51.

What is area 4 called?

a)

Crust

b)

Asthenosphere

c)

The Ocean

d)

Lithosphere

52.

The layer of the earth where convection currents happen and move plates is known as the?

a)
Crust
b)
Core
c)

Outer Core

d)

Asthenosphere

53.

What is area 7?

a)

Asthenosphere

b)

Outer Core

c)

Inner Core

d)

The Gray Zone

54.

Jenn and Murphy are studying data from a small forest ecosystem in a city park. The data indicates that the deer population in the forest has grown significantly over the last several years. Why will the size of the deer population most likely decrease in the next few years?

a)

The deer are competing for oxygen.

b)

The deer are competing for soil.

c)

The deer are competing for space.

d)

The deer are competing for sunlight.

55.

Which is an example of an effect an abiotic factor could have on a population in an ecosystem?

a)

An insect invasion kills a population of trees.

b)

An increase in rainfall causes an increase in the population of many plants.

c)

A fungus infects a population of bats, and many of the bats die.

d)

An increase in fruit flies leads to an increase in a population of spiders.

56.

Nutria are large semiaquatic rodents that were imported from South America to the United States by fur traders. In the late 1940s, a hurricane dispersed nutria throughout southeast Texas. They feed on native seedlings and saplings—native organisms that are naturally found in the ecosystem—and have cleared wide areas of floodplains and marshland along the Gulf Coast.

 Which is most likely the effect of the introduction of nutria into southeast Texas ecosystems?

a)

The nutria depend on native herbivores for food.

b)

The nutria compete with native organisms for abiotic factors.

c)

The nutria compete with native herbivores for food.

d)

The nutria compete with native carnivores for food.

57.

Observe the food web below. Which populations directly compete with owls for food?

a)

Snake, Hawks, and Fox

b)

Rabbit, Frog, and Mouse

c)

Bird, Snake, and Hawk

d)

Rabbit, Fox, and Hawk

e)

Grasses, Grasshopper, and Frog

58.
Which type of symbiotic relationship involves both organisms benefiting from the interaction?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Competition
59.
Which type of symbiotic relationship involves one organism benefiting while the other is neither helped nor harmed?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Competition
60.
What type of symbiotic relationship is exemplified by a tick feeding on a dog, causing harm to the dog while benefiting the tick?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Competition
61.
Which type of symbiotic relationship includes examples like bees pollinating flowers while obtaining nectar?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Competition
62.
Which type of symbiotic relationship occurs when barnacles attach themselves to the shell of a turtle, benefiting from the turtle's movement while the turtle is not significantly affected?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Predation
63.

Symbiosis Relationships

Categorize the following

Flower and a bee

Both species benefit

Tick and a dog

One species benefits. the other species is harmed

One species benefits, the other species is unaffected

Tiger shark & remora fish

Preying on other animals

Lynx & a hare

Mutualism
Parasitism
Commensalim
Predation
64.

A ________ is a living thing.

a)

organelle

b)

cell

c)

organism

d)

multicellular

65.

Who coined the term "cell" by looking at cork?

a)

Hooke

b)

Leeuwenhooke

c)

Schwann

d)

Virchow

66.

Which is NOT a part of the cell theory

a)

All organisms are composed of one or more cells.

b)

The cell is the basic unit of structure and organization in organisms.

c)

All cells come from preexisting cells.

d)

The invention of the microscope allowed scientist to investigate plant and animal cells.

67.

An __________ is a tiny cell structure within a cell that carries out a specific function.

a)

organism

b)

organelle

c)

unicellular

d)

cell

68.

When an organism is made up of more than one cell it is called ____________.

a)

unicellular

b)

organelle

c)

multicellular

d)

organism

69.

Who is the scientist that studied plants under a microscope and realized all plants are made of cells?

a)

Hooke

b)

Virchow

c)

Schwann

d)

Schleiden

70.

The basic unit that makes up all living things is called ____.

a)

cells

b)

unicellular

c)

organelle

d)

organism

71.

What is the name of the scientist who studied animal cells and realized all animals are made of cells?

a)

Leeuwenhooke

b)

Schwann

c)

Virchow

d)

Hooke

72.

_________ is an instrument that makes small objects look larger.

a)

cell

b)

organisms

c)

microscope

d)

bacteria

73.

What is the name of the scientist who provided research proving cells come from other cells?

a)

Hooke

b)

Schleiden

c)

Leeuwenhooke

d)

Virchow

74.

A single celled organism is called _____.

a)

cell

b)

unicellular

c)

organelle

d)

multicellular

75.
Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?
a)
The Theory of Gravity
b)
The Theory of Relativity
c)
The Cell Theory
d)
The Theory of Continental Drift
76.

What is a variation within a population?

a)

A change in the environment.

b)

Differences in traits among individuals.

c)

A type of food that animals eat.

d)

A new species forming.

77.

How can variations in arm length benefit a population of monkeys?

a)

Longer arms can help reach food in tall trees.

b)

Shorter arms make it easier to swim.

c)

Arm length has no effect on survival.

d)

Longer arms make it harder to climb.

78.

Why might variations in the wing pattern of monarch butterflies be beneficial?

a)

They help butterflies fly faster.

b)

They make butterflies more attractive to predators.

c)

They can help with camouflage.

d)

They make butterflies heavier.

79.

In a cold environment, which variation might be advantageous for a population of animals?

a)

Thicker Fur

b)

Longer Tails

c)

Brightly Colored Skin

d)

Shorter Legs

80.

Which of the following is an example of a variation in a plant population?

a)

.Identical flower colors.

b)

The same height for all plants.

c)

Different leaf shapes

d)

Uniform root length.

81.

In a desert environment, which variation might be beneficial for a population of animals?

a)

Ability to store water.

b)

Brightly colored fur.

c)

Short, thin legs.

d)

Large, flat feet.

82.

The vertical axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

83.

The horizontal axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

84.

The horizontal axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

85.

What is an independent variable?

a)

the variable that changes because another variable changes

b)

independent variables are only found on pie charts.

c)

a variable most often found on the y-axis

d)

the variable the experimenter changes or manipulates.

86.

What is a dependent variable?

a)

the variable the experimenter changes or manipulates.

b)

the variable that changes because another variable changes

c)

dependent variables are only found on pie charts

d)

a variable most often found on the x-axis

87.

Which type of graph best represents data that shows a change over a period of time?

a)

line

b)

bar

c)

table

d)

circle

88.

What type of graph would you make to show how many of your classmates were born in each month of the year?

a)

line

b)

bar

c)

circle

d)

scatter plot

89.
How many more people have purple for a favorite color than red?
a)
3
b)
5
c)
7
d)
9
90.

How many students have more than 1 sibling?

a)

8

b)

6

c)

4

d)

10

91.
What label is along the y-axis in this graph?
a)
Copyright 2007
b)
Lines
c)
Age in Years
d)
Number of Teens
92.
How much does it cost to have your lawn mowed for 2 hours?
a)
$16
b)
$17
c)
$18
d)
$19
93.

The prefix a means

a)

Not

b)

Without

c)

lacking

d)

self

94.

What does troph mean?

a)

to make

b)

eat, consume

c)

one

d)

animal

95.

What does uni mean?

a)

to make

b)

eat, consume

c)

one

d)

animal

96.

bio

a)

two

b)

life

c)

heart

d)

windpip

97.

bi

a)

two

b)

life

c)

heart

d)

windpip

98.
What can you use to protect your eyes during labs?
a)
Glasses
b)
Contacts
c)
Google
d)
Your hand
e)
Goggles
99.
You can taste, eat, drink or inhale anything used in science activities.
a)
True
b)
False
100.

What tool is this?

a)

Beaker

b)

Funnel

c)

Safety Glasses

d)

Pipette

101.
What tool is this?
a)
Microscope
b)
Graduated Cylinder
c)
Beaker
d)
Funnel
102.

The arrow is pointing to what part of the microscope?

a)

Ocular

b)

Arm

c)

Revolving Nosepiece

d)

Objective lenses

103.

What pare of the microscope is the arrow pointing to?

a)

Objective lens

b)

Revolving nosepiece

c)

Ocular

d)

Stage

104.

What part of the microscope is the arrow pointing to?

a)

Stage

b)

Base

c)

Objective Lens

d)

Revolving nosepiece

105.

Which objective lens do you always start with?

a)

Scanning

b)

Yellow

c)

Blue

d)

40X

106.

Which knob do you use with the scanning objective lens?

a)

Coarse adjustment knob

b)

Fine adjustment knob

107.
a)

Coarse adjustment knob

b)

Fine adjustment knob

c)

Light switch

108.

Match the types of energy.

a)sound
b)electrical
c)thermal
d)chemical
e)radiant
f)mechanical
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)

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