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Earth and Space Science Review 6th-8th Grade

Total questions: 51

Worksheet time: 26mins

Name
Class
Date
1.

How far apart are most objects in space?

a)

enormous distances

b)

very close

c)

an astronomical unit

2.

What is a light year?

a)

The distance that light travels in one year

b)

The time it takes light to travel in one year

c)

The distance between the sun and earth

3.

What is an astronomical unit?

a)

The distance that light travels in one year

b)

The time it takes light to travel in one year

c)

The distance between the sun and earth

4.

About how many galaxies are there in the universe?

a)

billions

b)

millions

c)

thousands

5.

About how many stars are in a galaxy?

a)

billions

b)

millions

c)

thousands

6.

What is apparent magnitude?

a)

How bright a star looks from Earth

b)

How bright a star actually is

c)

How hot a star is

7.

What is absolute magnitude?

a)

How bright a star looks from Earth

b)

How bright a star actually is

c)

How hot a star is

8.

What is an H-R diagram?

a)

Classification chart for stars

b)

Classification chart for organisms

c)

Classification chart for galaxies

9.

What is the H-R classification of our Sun?

a)

main sequence

b)

white dwarf

c)

red supergiant

d)

yellow giant

10.

What color are the hottest stars?

a)

blue

b)

white

c)

yellow

d)

red

11.

What color are the coolest stars?

a)

blue

b)

white

c)

yellow

d)

red

12.

What are sunspots?

a)

cooler areas on the sun

b)

hotter areas on the sun

c)

arcs of energy

d)

energy eruptions

13.

What are solar prominences?

a)

arcs of energy

b)

cooler spots

c)

hotter spots

14.

Which area of the Sun rotates the fastest?

a)

equator

b)

north pole

c)

south pole

d)

all areas rotate the same

15.

What two things affect the force of gravity?

a)

mass and distance

b)

mass and weight

c)

mass and volume

d)

mass and density

16.

Which model of the solar system places the Sun in the center?

a)

heliocentric

b)

geocentric

17.

Select all of the INNER, rocky planets.

a)

Jupiter

b)

Mercury

c)

Mars

d)

Earth

e)

Venus

18.

Select all of the OUTER, gaseous planets.

a)

Venus

b)

Jupiter

c)

Saturn

d)

Uranus

e)

Neptune

19.

Which of the following is a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun.

a)

comet

b)

asteroid

c)

meteor

d)

shooting star

20.

What are small rocky objects orbiting the Sun called?

a)

asteroids

b)

comets

c)

gas giants

21.

What is a dwarf planet?

a)

A smaller round planet that cannot clear its own orbit

b)

A large rocky planet

c)

A gas giant

22.

Which is a chunk of rock that is burning up as it enters Earth's atmosphere?

a)

meteoroid

b)

meteor

c)

meteorite

23.

What causes the seasons?

a)

The tilt of the Earth's axis

b)

The distance Earth is from the Sun

c)

The pull of the moon's gravity

24.

Which moon phase is it when the moon is between the Earth and the Sun?

a)

new moon

b)

full moon

c)

1st quarter

d)

3rd quarter

25.

Which arrangement represents a SOLAR eclipse?

a)

Sun, Moon, Earth

b)

Sun, Earth, Moon

c)

Earth, Moon, Sun

26.

Which arrangement represents a LUNAR eclipse?

a)

Sun, Earth, Moon

b)

Sun, Moon, Earth

c)

Earth, Sun, Moon

27.

What causes the tides?

a)

the moon's gravity

b)

the Earth's gravity

c)

the rotation of Earth

28.

Which is the BREAKING DOWN of rocks?

a)

weathering

b)

erosion

c)

deposition

29.

Which is the MOVEMENT of rocks?

a)

weathering

b)

erosion

c)

deposition

30.

Which is the depositing and LAYERING of rocks?

a)

weathering

b)

erosion

c)

deposition

31.

In which rock type would you most likely find fossils?

a)

igneous

b)

metamorphic

c)

sedimentary

32.

Which rock type is formed through HEAT and PRESSURE?

a)

metamorphic

b)

igenous

c)

sedimentary

33.

Which rock type is formed through the melting and cooling of rock?

a)

igneous

b)

metamorphic

c)

sedimentary

34.

Select all the landforms that can be found in Florida.

a)

glaciers

b)

lakes

c)

deltas

d)

mountains

e)

coastlines

35.

What is the term for the clear-cutting of trees from an area?

a)

deforestation

b)

desertification

c)

urbanization

d)

erosion

36.

What is the law of superposition?

a)

oldest rocks are on top

b)

youngest rocks are on top

c)

amount of radioactive elements in rocks

37.

Select the TWO ways that scientists date rocks and fossils.

a)

radioactive dating

b)

law of superposition

c)

periodic table

d)

dinner and a movie

38.

What is the theory explaining the structure of the earth's crust and many associated phenomena resulting from the interaction of rigid lithospheric plates which move slowly over the underlying mantle

a)

plate tectonics theory

b)

cell theory

c)

heliocentric theory

d)

quantum theory

39.

Which layer of the Earth causes the plates to move?

a)

upper mantle

b)

outer core

c)

upper crust

40.

Geosphere

a)

earth and rock

b)

water

c)

ice

d)

life

41.

Hydrosphere

a)

water

b)

earth and rock

c)

life

d)

ice

42.

Biosphere

a)

life

b)

water

c)

earth and rock

d)

ice

43.

Atmosphere

a)

air

b)

water

c)

ice

d)

life

44.

Cryosphere

a)

air

b)

life

c)

ice

d)

earth and rock

45.

What is the difference between WEATHER and CLIMATE?

a)

Weather is the condition of the atmosphere now, and climate is the average condition over a long period of time

b)

Climate is the condition of the atmosphere now and weather is the average condition over a long period of time

46.

In which layer of the atmosphere does weather occur?

a)

troposphere

b)

exosphere

c)

mesosphere

d)

stratosphere

47.

Select TWO global patterns that affect weather, such as temperature, humidity, air pressure, and wind.

a)

jet stream

b)

ocean currents

c)

comets

d)

earthquakes

48.

What is the main source of energy that powers global weather patterns?

a)

Sun

b)

Wind

c)

Thermal

d)

Electric

49.

Heat transfer by direct touch

a)

radiation

b)

convection

c)

conduction

50.

Heat transfer by waves from a distance

a)

radiation

b)

conduction

c)

convection

51.

Heat transfer by heated fluids rising and cooler fluids sinking

a)

radiation

b)

convection

c)

conduction

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