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Ultimate 7th Grade Science Review Flashcards | StudBud
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Ultimate 7th Grade Science Review
Ultimate 7th Grade Science Review
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1
______ is the greenhouse gas most associated with car exhaust
Carbon Dioxide
Carbon Monoxide
Methane
Methylamine
2
Which is not a nonrenewable resource?
Oil
Coal
Water
Gasoline
3
__________ is the study of space and celestial bodies
Earth Science
Astronomy
Astro-Boy
Astrology
4
The phase of the moon you see depends on
Where you are on Earth's surface.
Whether or not an eclipse is occurring.
How much of the sunlit side of the moon faces Earth.
How much of the moon's surface is lit by the sun.
5
______ is the greenhouse gas associated with cows
Methylamine
Methane
Butane
Carbon Dioxide
6
How are igneous rocks formed?
They are formed from cooled magma.
They are formed from sediments in ocean beds.
They are hot magma the moment it is expelled from a volcano.
They are formed from years of pressure and heat within Earth
7
What rock type comes from the Greek word for fire?
Obsidian
Igneous
Sedimentary
Metamorphic
8
What are the five levels of environmental organization from largest to smallest?
Biosphere, ecosystem, community, population, organism
Biosphere, ecosystem, population, community, organism
Ecosystem, biosphere, population, organism, community
Biosphere, population, ecosystem, community, organism
9
A mixture of sand, silt and clay
dirt
soil
mud
grass
10
An organism's place on the energy pyramid is called...
tropic level
niche
trophic level
prophic level
11
__________ is the study of interactions among organisms and their environments.
Earth Science
Ecology
Biology
Economics
12
A place where an organism lives is called its
Niche
Habitat
Biome
Ecosystem
13
___________ was our study of Earth's Past
Geologic Time
Jurassic Park
Dinosaurology
Cambrian Period
14
Which is not a cause of pollution?
Mining
Factories
Automobile Exhaust
Smog
15
Which forces produce metamorphic rocks?
Extreme pressures and temperatures
Natural disasters and climate change
Rain and snow
Strong winds and earthquakes
16
What is the best way to describe the earth's plates?
Moves during earthquakes
Really moves
Always moving
Never moving
17
What is the action of one plate moving underneath the other called?
focus
divergent
subtraction
subduction
18
What is the best definition of a fossil
Any trace of an ancient creature
Any trace of an ancient dinosaur
Any trace of an ancient plant
Any trace of an ancient organism
19
The Italian astronomer, Galileo, was the first scientist to do what?
Use a telescope to look at objects in the sky.
Discover gravity and inertia.
All are true
Discover the correct shape of the planets orbits.
20
You only need goggles when working with flames
False
True
21
A species that is moved from its habitat and takes over a different one is called...
expanding species
evasive species
selective species
invasive species
22
Most of the world's major volcanic mountains are located at
folded zones
high altitudes
fault blocks
subduction zones
23
Who were the first two men on the moon
Louie Armstrong and Buzz Lightyear
Neil Aldrin and Buzz Armstrong
John Glenn and Yuri Gagarian
Neil Armstrong and Buzz Aldrin
24
The color of the powder a mineral creates
Rust
Sheen
Luster
Streak
25
Which is not a property used to identify minerals?
color
size
luster
hardness
26
Hardness is a property that helps identify minerals. What number would be given to the hardest?
10
1000
9001
1
27
Put the layers of the earth in order from outside layer to inside
Mantle, crust, core
Core, mantle, crust
Mantle, core, crust
Crust, mantle, core
28
What are the basic metric prefixes, biggest to smallest
UUUHHH
KMCUHDD
KDHUMC
KHDUDCM
29
1 in every ____ deaths globally is linked to air pollution
20
4
8
10
30
For a lunar eclipse to occur,
The sun must be directly between the Earth and the moon
The moon must be directly behind the sun
Earth must be directly between the sun and the moon
The moon must be directly between the Earth and the sun
31
Earth's axis is tilted at an angle of
45
23
90
180
32
For a solar eclipse to occur,
Earth must be directly between the sun and the moon
The sun must be directly between the Earth and the moon
The moon must be directly behind the sun
The moon must be directly between the Earth and the sun
33
Earth's plates meet at:
trenches
boundaries
parties
faults
34
Our solar system is in a ________ layout
Helio-centric
Centimeter
Geo-centric
Sun-centric
35
A boundary is a place where two plates slip past each other
Subduction
Convergent
Transform
Divergent
36
This layer of earth is composed of mostly iron, with some nickel.
Kore
Core
Crust
Mantle
37
The way in which the mineral's surface reflects light is known as the
Color
Crystal
Albedo
Luster
38
When the north end of the Earth's axis is tilted toward the sun, North America will experience
More indirect rays and longer days
More direct rays and shorter days
More direct rays and longer days
More indirect rays and shorter days
39
The length of a year is caused by
Earth's revolution around the sun
The tilt of the Earth's axis
Eclipses
Earth's rotation on its axis
40
Sedimentary rock transforms to igneous rock by.
Cementation and compaction
Melting and cooling
Weathering and erosion
Heat and pressure
41
Before starting any lab, you should first.
Get a calculator
Locate safety equipment
Write the hypothesis
Smell all the lab materials
42
Day and night are caused by
Earth's rotation on its axis
Earth's revolution around the sun
Eclipses
The tilt of the Earth's axis
43
True or False - Tyrannosaurus rex lived in the Jurassic Period
False
True
44
What are things that prevent a population from growing any larger
Limiting factors
Symbiosis
Biospheres
Predators
45
Weak parts of crust where volcanoes are likely to form
Boundaries
Faults
Buckles
Hot Spots
46
How does carbon enter the soil?
photosynthesis
decomposition
combustion
respiration
47
Equinox...
Means equal night.
All the earth has 12 hours of day and 12 hours of night.
Happens when the noon sun is directly over the equator.
All are true
48
Which point in the Earth do Earthquakes first begin?
Focus
Core
Epicenter
Strike Slip
49
What is the term for a group of organisms of all species in a particular area?
Biosphere
Community
Ecosystem
Population
50
What is the term for a group living and nonliving factors in a particular area?
Community
Population
Ecosystem
Biosphere
51
Plates moving away from each other
Convergent
Divergent
Transform
Parallel
52
The strength of Earthquakes is measured on a scale. The scale is called the
Seismic scale
Tectonic scale
Richter scale
Rift scale
53
True or false: sun, water, and wind are all examples of renewable resources
True
False
54
What is the first step to the scientific method?
Conduct the experiment
State the problem to be investigated
Collect and analyze data
Draw a conclusion based upon the observations
55
Aerosol cans used to deplete the ozone layer with their...
FCF's
FCC's
CFC's
CCF's
56
What is the term for a group of organisms of the same species in a particular area?
Biosphere
Population
Community
Ecosystem
57
__________ is the study of rocks and minerals.
Geocaching
Earth Science
Geology
Geography
58
A theory that the Earth's crust and upper mantle are broken into sections.
Plate Tectonics
Continental Drift
Sea Floor Spreading
Volcanic Contusions
59
The area around the Pacific Plate where earthquakes and volcanoes are common.
Ring of Fire
Fiery Ring
Circle of Heat
Hot Spots
60
Outer layer of Earth
mantle
skin
core
crust