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WorksheetsDilbeck - 2nd Semester Test
Total questions: 45
Worksheet time: 33mins
Name
Class
Date
1.
Which of the following models would best represent the inner and outer core of Earth, based on the physical characteristics of each layer?
a)
A metal ball bearing (solid) suspended in oil (liquid)
b)
Gelatin (red semi-solid) on top of a cracker (brittle solid)
c)
A ball of clay (solid) filled with water (liquid)
d)
Rubber ball (flexible solid) painted red (thin solid covering)
2.
A visible streak of light which shows the path of rocky object which has entered Earth’s atmosphere is –
a)
a meteor
b)
an asteroid
c)
a Galilean moon
d)
a comet
3.
What is one reason astronauts working outside the International Space Station need to wear space suits? The space suits —
a)
make it easier to identify the astronauts.
b)
help the astronauts float freely in space.
c)
have communication devices in the helmet.
d)
provide essential food and water for survival.
4.
a)
Many, heterotrophic, asexual
b)
One, autotrophic, sexual and asexual
c)
Many, autotrophic, sexual and asexual
d)
Many, heterotrophic, sexual
5.
At what level of organization in an ecosystem is an individual plant or animal?
a)
population
b)
organism
c)
community
d)
ecosystem
6.
Which of the following correctly lists the levels of organization from least complex to most complex?
a)
Community, Organism, Population, Ecosystem
b)
Population, Community, Ecosystem, Organism
c)
Organism, Population, Community, Ecosystem
d)
Ecosystem, Population, Organism, Community
7.
a)
1 and 2
b)
2 and 4
c)
3 and 4
d)
4 and 5
8.
Geologists might recognize a metamorphic rock by distorted, wavy layers because they were caused by -
a)
compaction and cementation.
b)
melting and crystallizing.
c)
erosion and deposition.
d)
pressure and heat.
9.
Sedimentary rocks often contain horizontal layers because they are formed by the -
a)
deposition of sediment.
b)
movement of tectonic plates.
c)
heating of organisms.
d)
cooling of melted rock.
10.
Where two tectonic plates converge and move toward each other, which of the following is likely to result?
a)
rift valley
b)
mountain range
c)
arid desert
d)
tropical rainforest
11.
a)
W
b)
X
c)
Y
d)
Z
12.
Which set of characteristics listed below are unique to the inner planets?
a)
gaseous, small
b)
cratered, liquid
c)
cool, humid
d)
terrestrial, rocky
13.
Organisms that are members of the family Coccinellidae are heterotrophic, reproduce sexually, and are multicellular. Knowing this, we can be certain they belong to which Kingdom?
a)
Animalia
b)
Plantae
c)
Eubacteria
d)
Protista
14.
a)
Many, heterotrophic, sexual
b)
One, autotrophic, sexual, and asexual
c)
One or many, autotrophic, sexual, and asexual
d)
One or many, heterotrophic, sexual
15.
Which of the following descriptions represents the community level of organization?
a)
A single individual rabbit, of a certain species, living in a forest
b)
A group of rabbits, all of the same species, living in a forest
c)
All of the rabbits in a forest, as well as their predators and food plants
d)
All of the animals, plants, and non-living elements in a forest
16.
Which of the following events led to the formation of the layers of Earth?
a)
a slow deposition
b)
a large impact
c)
a constant cooling
d)
a spinning rotation
17.
Which two factors affect the strength of the gravitational pull on two objects?
a)
mass and density
b)
weight and density
c)
weight and distance
d)
mass and distance
18.
Rocks are classified by -
a)
how they are formed
b)
when they were formed
c)
where they were formed
d)
their color when formed
19.
Which of the following best represents potential energy?
a)
Air leaking rapidly from a car tire
b)
A marble sitting at the top of a ramp
c)
Heat radiating from a large forest fire
d)
Water flowing through a rubber hose
20.
Which of the following would have the greatest gravitational attraction between the two masses?
a)
Distance = 50,000 km
Masses = 15 million kg and 10 million kg
Masses = 15 million kg and 10 million kg
b)
Distance = 50,000 km
Masses = 15 million kg and 5 million kg
Masses = 15 million kg and 5 million kg
c)
Distance = 100,000 km
Masses = 15 million kg and 5 million kg
Masses = 15 million kg and 5 million kg
d)
Distance = 100,000 km
Masses = 15 million kg and 10 million kg
Masses = 15 million kg and 10 million kg
21.
a)
none of the claims
b)
one of the claims is true
c)
two of the claims are true
d)
all of the claims are true
22.
Which of the following is one of the final processes in the formation of sedimentary rock?
a)
Melting
b)
Cementation
c)
Flowing
d)
Separartion
23.
a)
Plate W
b)
Plate X
c)
Plate Y
d)
Plate Z
24.
What celestial body is the center of our solar system, around which every object orbits?
a)
Earth
b)
The Sun
c)
Jupiter
d)
The asteroid belt
25.
Why do planets orbit the Sun?
a)
The Sun is the only celestial object that has a gravitational pull
b)
The Sun’s chemical composition makes it attract planets
c)
Only celestial bodies that emit light, like the Sun, can be at the center of an orbit
d)
The Sun is the most massive object in our solar system, so it exerts the greatest gravitational pull
26.
Astronauts walking in space must wear space suits. The space suits provide all of the following EXCEPT—
a)
oxygen
b)
gravity
c)
protection
d)
communication.
27.
a)
To take photographs of distant galaxies and stars
b)
To provide a place for astronauts to live in space
c)
To launch space probes or other spacecraft
d)
To shield Earth from the effects of radiation
28.
The lithosphere consists of the –
a)
upper mantle and the crust.
b)
lower mantle and the outer core.
c)
inner and outer core.
d)
crust and the entire mantle.
29.
If one member of the Kingdom of Fungi were to be compared to one member of the Kingdom Animalia, it is possible that the two will be different in terms of –
a)
whether or not they have cells with a nucleus.
b)
how they reproduce; sexually or asexually.
c)
whether or not they can make their own food.
d)
the domain to which they belong.
30.
Which of the following describes a change to an abiotic factor of a squirrel’s habitat that could be harmful to it?
a)
Increase in the population of food plants
b)
Drought that depletes available water
c)
Deforestation leading to reduced nesting sites
d)
Increase in the population of local predators
31.
What is the average speed of a toy car that travels 240 cm in one minute?
a)
4 centimeters per second
b)
15 centimeters per second
c)
40 centimeters per second
d)
240 centimeters per second
32.
The layer of Earth that is found directly below the lithosphere is called the -
a)
crust
b)
asthenosphere
c)
inner core
d)
outer core
33.
Which of Earth’s layers has the lowest density?
a)
crust
b)
inner core
c)
mantle
d)
outer core
34.
a)
Sometime before 1959
b)
Between 1959 and 1965
c)
Between 1965 and 1969
d)
Sometime after 1969
35.
All of the planets in our solar system have more or less the same -
a)
diameter
b)
composition
c)
shape
d)
mass
36.
Igneous rocks and metamorphic rocks have similar formation, in that they both –
a)
require extreme heat.
b)
always form from sediments.
c)
cool to form distinct layers.
d)
often contain fossil organisms.
37.
a)
3
b)
4
c)
5
d)
6
38.
A snowball sits at the top of the hill. Which of the following changes will increase the kinetic energy of the snowball?
a)
Additional snow falls on the snowball, increasing its mass.
b)
The snowball is pushed and rolls down the hill, gaining speed.
c)
The weather warms and the snowball melts, decreasing its mass.
d)
The snowball is moved and now sits on a hill that is higher.
39.
When would the skateboarder have the most potential energy?
a)
While rolling down the ramp
b)
While moving up the ramp
c)
At the bottom of the ramp
d)
At the top of the ramp
40.
a)
1 meter/second
b)
41 meter/second
c)
5 meter/second
d)
20 meter/second
41.
As a boulder rolls from the top of a hill to the bottom, how does its potential and kinetic energy change?
a)
Potential and kinetic energy both increase
b)
Potential increases and kinetic decreases
c)
Potential decreases and kinetic increases
d)
Potential and kinetic energy both decrease
42.
a)
Switching the plastic ruler with a wooden one
b)
Adding more books beneath the ruler
c)
Pushing the marble down the ramp
d)
Replace the marble with a rock
43.
Galilean moons orbit which planet?
a)
Uranus
b)
Jupiter
c)
Mars
d)
Saturn
44.
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.
45.
The four planets that orbit closest to the Sun are best described as -
a)
mostly made up of gasses.
b)
having rings similar to Saturn’s.
c)
having a rocky and terrestrial surface.
d)
being composed entirely of water.
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