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Earth in Space and Time 1

Total questions: 30

Worksheet time: 24mins

Name
Class
Date
1.

Most scientists believe the Big Bang Theory explains which of the following questions?

a)

How our planets and moons formed

b)

How our universe began

c)

How the sun turns hydrogen into helium

d)

How fast light travels through space

2.

Which statement is true?

a)

The galaxies are moving toward us.

b)

The galaxies are moving away from us.

c)

The universe remains static or unchanged in motion.

d)

None of the above

3.

Cosmic Microwave Background Radiation is a form of _________.

a)

Matter

b)

Energy

c)

Visible Light

d)

Water

4.

Which elements are most

abundant in the visible

universe?

a)

Hydrogen and Carbon

b)

Carbon and Helium

c)

Hydrogen and Oxygen

d)

Hydrogen and Helium

5.
The universe is expanding!  This means that:
a)
all of the galaxies are spreading out.
b)
the universe must have started from a single point.
c)
the universe is cooling down.
d)
all of the above.
6.
CMB stands for:
a)
Colorful Mystic Background Rehearsal.
b)
Cosmic Mini Butterfly Repellent.
c)
Cosmic Microwave Background Radiation.
d)
Cute Microwave Button Reversal.
7.
The universe is ____________ years old.
a)
8.13 billion
b)
13.8 billion
c)
1.83 billion
d)
381 million
8.
This is a picture of:
a)
The CMB.
b)
The Milky Way.
c)
The universe in the future.
d)
A redshifted star.
9.
The universe is expanding.  This means that:
a)
Galaxies are getting bigger.
b)
Atoms are getting bigger.
c)
The universe is creating more matter.
d)
The amount of space between galaxies is increasing.
10.
What shape do scientists think the universe is?
a)
Sphere
b)
Triangular
c)
Saddle Shaped
d)
Flat
11.
This period contained very large insects
a)
Devonian
b)
Carboniferous
c)
Cambrian
d)
Cretaceous
12.
Which organism first appeared in the Mesozoic?
a)
Trilobites
b)
Dinosaurs
c)
Cyanobacteria
d)
Humans
13.
Which era is the Cambrian period in?
a)
Cenozoic
b)
Mesozoic
c)
Paleozoic
d)
Hadean
14.
Which eon is the Mesozoic in?
a)
Phanerozoic
b)
Precambrian
c)
Cenozoic
d)
Cambrian
15.
Which era are we in now?
a)
Precambrian
b)
Mesozoic
c)
Paleozoic
d)
Cenozoic
16.
Woolly mammoths appeared in the
a)
Paleogene
b)
Quaternary
c)
Cretaceous
d)
Neogene
17.
Pangea broke up in the 
a)
Paleozoic
b)
Mesozoic
c)
Archean
d)
Cenozoic
18.

Which Period comes first?

a)

Devonian

b)

Triassic

c)

Jurassic

d)

Quarternary

19.

How many Eras are there in the Phanerozoic Eon?

a)

1

b)

2

c)

3

d)

4

20.

During which Period did the dinosaurs truly dominate the Earth?

a)

Triassic

b)

Jurassic

c)

Cretaceous

d)

Tertiary

21.

During which period did the largest mass extinction occur?

a)

Ordovician

b)

Devonian

c)

Permian

d)

Cretaceous

22.

What is the correct order of time periods, from smallest unit to largest?

a)

Era, Eon, Period

b)

Eon, Era, Period

c)

Period, Era, Eon

d)

Period, Eon, Era

23.

Which of the following mass extinctions occurred first?

a)

Ordovician-Silurian

b)

End Permian

c)

Late Devonian

d)

Cambrian

24.

The Geologic Time Scale is a record of what?

a)

The known history of rocks and fossils.

b)

A list of every living thing ever.

c)

Classification of rocks.

25.

Paleozoic, Mesozoic & Cenozoic are all

a)

Epochs

b)

Eras

c)

Periods

d)

Eons

26.
How many millions of years did the Mesozoic age last?
a)
248my
b)
183 my
c)
144my
d)
104
27.
Which developed earlier, the first birds or the first fish?
a)
fish
b)
birds
c)
they developed at the same time
28.
Which era lasted longer?
a)
cenozoic
b)
mesozoic
c)
paleozoic
29.
Which is older, the Pennsylvanian or the Mississippian in the Carboniferous period?
a)
Pennsylvanian
b)
Mississippian
c)
They are both the same age
30.
Trilobites died out and corals were abundant . Salt forming deserts in western US and an ice age in South America. When was this?
a)
Precambrian
b)
Triassic
c)
Devonian
d)
Permian

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