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ES Unit 2 Test LIFT 2020

Total questions: 35

Worksheet time: 42mins

Name
Class
Date
1.

Which of the following includes reasoning?

a)

We took two pictures. One had yellow leaves and the one on the windowsill had green leaves.

b)

Our plant on the windowsill grew more and was green. I know that plants need sunlight to grow, so the green color might have something to do with getting the light they need.

c)

Our plant in the closet is yellow. The plant on the window sill is growing. They are different colors.

2.

Which of the following answers the original problem or question?

a)

claim

b)

evidence

c)

reasoning

3.
What does the letter "C" stand for in "CER?"
a)
creative
b)
claim
c)
correct
d)
cause
4.
What is the correct formula for finding density?
a)
M/V
b)
V/M
c)
V x M
d)
V + M
5.
D = 10g/mL
V = 5 mL
M = ?
a)
50 mL
b)
50 g
c)
2 g
d)
2 mL
6.

Which of the following is not a unit for density?

a)

g/mL

b)

kg/cm

c)

kg/L

d)

g/cm3

7.
Read this instrument and include the appropriate unit. 
a)
62 g
b)
62.4 grams
c)
63 grams
d)
63.0 g 
8.
"The amount of space something takes up" describes
a)
length
b)
mass
c)
volume
d)
temperature
9.
The length of the nail in millimeters is 
a)
37 mm
b)
3.7 mm
c)
35 mm
10.
Elin is conducting a scientific investigation in which she measures a certain type of plant's growth in response to different amounts of fertilizer.  What is the independent variable?
a)
Amount of fertilizer
b)
Plant growth
c)
Type of plant
d)
Temperature of fertilizer
11.

Stars are formed from big clouds of gas and dust is known as:

a)

dust cloud

b)

space fog

c)

neutron clouds

d)

nebulae

12.

The only force acting on the nebulae is:

a)

thermal expansion

b)

singularities

c)

gravity

d)

microscopic adhesion

13.

A star is born when:

a)

nuclear fusion starts

b)

a nebula becomes a protostar

c)

gases in a nebula condense

d)

hydrogen is used up in fusion processes

14.

When the core of a Red Giant collapses it becomes a smaller star known as a:

a)

White Dwarf

b)

Supernova

c)

Red Supergiant

d)

Black Hole

15.

When a massive star begins to cool and expand it is known as a:

a)

Black Dwarf

b)

Red Giant

c)

Red Supergiant

d)

White Dwarf

16.

When the core of a Red Supergiant collapses, a bright event occurs, known as:

a)

white dwarf

b)

supernova

c)

big bang

d)

black hole

17.

Our sun is currently in what star stage?

a)

Protostar

b)

Nebula

c)

Main Sequence

d)

Red Giant

18.

Main sequence stars are made primarily of which elements?

a)

Hydrogen only

b)

Helium and Carbon

c)

Carbon and Iron

d)

Hydrogen and Helium

19.

A star that has begun nuclear fusion will last for:

a)

millions of years

b)

a few thousand years

c)

as long as the universe survives

d)

forever

20.

What is a celestial body that is composed of gas and emits light from nuclear fusion reactions?

a)

Nebula

b)

Star

c)

Galaxy

d)

Planet

21.
Galileo's biggest contribution to astronomy was
a)
his discovery of the 4 moons of Jupiter
b)
His observations of Venus
c)
the invention of the telescope
d)
his argument against the geocentric theory
22.
This scientist discovered that the Universe is expanding
a)
Newton
b)
Ptolemy
c)
Galileo
d)
Hubble
23.
______ was known to have said that his work on formulating a theory of gravitation was inspired by watching an apple fall from a tree. A story well publicized to this very day.
a)
Galileo
b)
Hubble
c)
Newton
d)
Ptolemy
24.

Who was the first person to step foot on the moon.

a)

Buzz Aldrin

b)

Yuri Gargarin

c)

Neil Armstrong

d)

Easter Bunny

25.
What mission was the first to land on the moon?
a)
Apollo 11
b)
Apollo 13
c)
Gemini 12
d)
Sputnik
26.
What type of telescope is pictured above?
a)
reflective
b)
refracting
c)
Space
d)
radio
27.
What is the stage before this black hole?
a)
Supernova
b)
Neutron star
c)
white dwarf
d)
black dwarf
28.

Light emitted from a star or galaxy can be separated into a band of colors, called a ________.

a)

Red Shift

b)

Wave Length

c)

Spectrum

d)

Microwave

29.

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

30.
If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
31.
The theory that explains the formation of the solar system is called ____.
a)
Nebulis Theory
b)
Nebular Theory
c)
Big Bang Theory
d)
Big Nebulan Theory
32.
Which star is the coldest?
a)
Yellow Star
b)
Red Star
c)
Orange Star
d)
Blue Star
33.
Look at the H-R diagram. Which star is
sort of cool, dim (not too much light), and red?
a)
Betelguse
b)
Sirius B
c)
Procyon B
d)
Barnard's star
34.
Which spectral class does our star, the sun, belong to?
a)
M
b)
K
c)
G
d)
F
35.
What gases are in the unknown mixture?
a)
Gas B & Gas D
b)
Gas C & Gas B
c)
Gas A & Gas D
d)
Gas D & Gas C

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