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6Bth 2nd Semester Exam 2023

Total questions: 67

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Fluids form layers based on their....

a)

locations

b)

areas

c)

densities

d)

heights

2.

In a density column, is the substance with the highest density on the bottom or the top?

a)

Bottom

b)

Top

3.

In a density column, is the substance with the lowest density on the bottom or on the top?

a)

Bottom

b)

Top

4.

You calculated the density of an unknown substance to be 7.8g/cm3. According to the chart, which of the substances doe you most likely have?

a)

Zinc

b)

Copper

c)

Tin

d)

Iron

5.

What is the density of an object if it has a mass of 6g and a volume of 3cm3? (Hint: Density = mass/volume)

a)

6 g/cm3

b)

3 g/cm3

c)

2 g/cm3

d)

1/3 g/cm3

6.

At which point is potential energy greatest?

a)

W

b)

X

c)

Y

d)

Z

7.
What kind of energy is in a moving skateboard?
a)

Potential

b)

Kinetic

c)

Both potential and kinetic energy

d)

none of the above

8.
What kind of energy is in a rock at the edge of a cliff?
a)

Potential

b)

Kinetic

c)

Both potential and kinetic energy

d)

none of the above

9.

A contact force is from

a)

objects physically touching

b)

far apart objects

c)

not touching object

d)

always a pull

10.

A non-contact force is between

a)

two objects that aren't touching

b)

two objects that are touching

c)

the ground and wheels

d)

you and me

11.

The three examples pictured are of

a)

Non-contact Forces

b)

Contact Forces

12.

The force between the phone and the mount is a

a)

contact force

b)

non-contact force

13.

You are pulled to the surface of the earth due to the force of _________________

a)

gravity

b)

friction

c)

normal force

d)

contact force

14.

If the wind is heading south with a force of 5 N, and a car is going north with force of 78936 N, what is the Net Force and Direction.

a)

78931 N North

b)

78931 N South

c)

78531 N North

d)

78531 N South

15.

How do you find the net force of this image.

a)

Add up all the arrows

b)

Add a green arrow and the orange arrow.

c)

Subtract all the arrows.

d)

Add the green arrows and subtract the orange arrow.

16.

What is the overall Net Force and which side has a greater Net Force?

a)

641, Left

b)

571, Left

c)

601, Right

d)

480, Right

17.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
18.
Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
19.
Bacteria in the intestines of cows gain nutrients and aid in the cow's'  digestion
a)
commensalism
b)
mutualism
c)
parasitism
d)
competition
20.
In winter, the axis of the earth is pointed away or toward the sun?
a)
towards
b)
up
c)
down
d)
away
21.
Which season is taking place in the Northern Hemisphere in Position 1?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
22.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
23.
If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
24.

Which body has the greater effect on Earth's tides?

a)

Sun

b)

Saturn

c)

Moon

d)

Venus

25.
Wha type of tide would this arrangement of earth-moon-sun create?
a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
26.

_______are daily changes in ocean water.

a)

Waters

b)

Tides

c)

Colors

d)

Earths

27.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
28.

Reorder the following from the TOP (1) to the CENTER (4)

a)

Crust

b)

Mantle

c)

Outer Core

d)

Inner Core

1)
2)
3)
4)
29.

Match the following:

The layer of Earth with its composition

a)

Iron and nickel

1.

inner core

b)

Iron and nickel

2.

outer core

c)

oxygen and silica

3.

crust

d)

Oxygen, silica, and magnesium

4.

Mantle

30.

) Which of the following best describes the Earth's crust?

a)

The area of the Earth that is sometimes called the lithosphere

b)

The thinnest layer of the four layers that make up the composition of the Earth

c)

It consists of liquid iron and nickel

d)

It resides between the crust and the outer core

e)

It is under such immense pressure that, even though it is very hot, it is still a solid

31.

The continental crust is

a)

thinner than the oceanic crust

b)

thicker than the oceanic crust

c)

the same thickness as the oceanic crust

32.

Rocks that are transformed into different rocks under heat and pressure are known as _____

a)

sedimentary rocks

b)

volcanic rocks

c)

igneous rocks

d)

metamorphic rocks

33.

If you wanted to collect sedimentary rocks, what sort of characteristics would you look for in a rock's composition?

a)

Rock made from eroded material broken off other rocks and cemented together.

b)

Rock that formed from magma or lava during a volcanic eruption.

c)

Rock that includes sparkly crystals and other types of gemstones

d)

Rock that has been transformed into new substances due to intense heat and pressure.

34.

What rock type is formed from the cooling of magma or lava?

a)

Igneous

b)

Sedimentary

c)

Metamorphic

35.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
36.
This rock was found near the mouth of a volcano. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
37.

The Lithosphere is made up of the ___________.

a)

Crust and Upper Mantle

b)

Inner and Outer Cores

c)

Outer Core and Lower Mantle

d)

Lower and Middle Mantle

38.

What is the Asthenosphere?

a)

an elastic substance on which the tectonic plates float.

b)

the air that we breathe.

c)

another name for a globe.

d)

the hard inner core

39.

Which meaning goes with the Latin prefix Bio-

a)

Living Things

b)

Air

c)

Land

d)

Water

40.

Which meaning goes with the Latin prefix Hydro-

a)

Living Things

b)

Air

c)

Land

d)

Water

41.

Which meaning goes with the Latin prefix Geo-

a)

Living Things

b)

Air

c)

Land

d)

Water

42.

Which sphere is "A"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

43.

Which sphere is "B"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

44.

Which sphere is "C"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

45.

Which sphere is "D"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

46.

The biosphere includes:

a)

plants

b)

animals

c)

bacteria

d)

fungus

e)

trees

47.

Match the following for the atmosphere

a)

Nitrogen

1.

1%

b)

Oxygen

2.

78%

c)

Argon, Carbon Dioxide, and Others

3.

21%

48.

The three conditions that allow us to sustain life on Earth are -


Choose all that apply.

a)

liquid water

b)

distance from the Sun / temperature

c)

atmospheric conditions

d)

stars

49.

In order for life as we know it to exist, the planet must also be in the _______________.

a)

greenhouse effect

b)

Milky Way galaxy

c)

solar system

d)

habitable zone

50.

Is Mars in the habitable zone?

a)

yes

b)

no

51.

Which of the following solar system objects has a tail?

a)

meteor

b)

meteorite

c)

comet

d)

asteroid

52.

A small solar system object that enters the Earth's atmosphere and creates streaks of light is called a _________

a)

comet

b)

meteor

c)

meteorite

d)

Meteoroid

53.

What is found in the middle of Mars and Jupiter’s orbit?

a)

Asteroid belt

b)

Comets

c)

Meteors

d)

Planets

54.
If a meteoroid hits Earth's surface, it is called a ________.
a)
meteor
b)
meteorite
c)
comet
d)
asteroid
55.

Anti

a)

alike

b)

side

c)

against

d)

first

56.

Which word is associated with the test/independent variable?

a)

Change

b)

Measure

57.

Which word is associated with the outcome/dependent variable?

a)

Change

b)

Measure

58.

What is the test/independent variable in this experiment?

a)

The height of the plants

b)

The color of the lightbulbs

59.

What is the outcome/dependent variable in this experiment?

a)

The height of the plants

b)

The color of the light bulbs

60.

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

a)

line

b)

bar

c)

table

d)

circle

61.

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

62.
What is the independent variable on the graph (x-axis)?
a)
Metro Bicycle Shop Weekly Sales
b)
Bicycles Sold
c)
Types of Bicycles
63.
How many total people took the survey?
a)
50
b)
150
c)
100
d)
200
64.
Mr. Swanson's science class used a thermometer to measure the outside temperature each day throughout the school year.
They used their results to make the graph below.

Which month had an average daily temperature of around 41 degrees?
a)
May
b)
April
c)
December
d)
March
65.
If plants receive more water, the number of leaves will increase. 
This is an example of 
a)
Testable Question
b)
Hypothesis
c)
Variables
d)
None of the above
66.

Choose the correct hypothesis for "What effect does studying have on your test grade?"

a)

IF I study for hours, THEN my test grade will be better.

b)

IF I have a good test grade, THEN I will study.

c)

Good grades are from studying.

67.

Which of the following hypotheses is written correctly?

a)

If I freeze a tennis ball, then it will not bounce as high.

b)

If a tennis ball is frozen, it won't bounce as high as one that is not frozen.

c)

Frozen tennis balls will not bounce as high.

d)

If I heat up a tennis ball it will bounce high

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