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Quiz: The Sun & Electromagnetic Spectrum

Total questions: 56

Worksheet time: 32mins

Name
Class
Date
1.

Which part of the electromagnetic spectrum is the ONLY one our eyes can detect?

a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
2.
The energy from the sun is created by a process called:
a)
nuclear fission
b)
nuclear fusion
c)
nuclear reaction
d)
nuclear core
3.

____________are areas of plasma on the sun that are cooler than the plasma around them.

a)

Solar Wind

b)

Solar Flares

c)

Sunspots

d)

Core

4.

In which area of the sun does plasma rise as it heats up, then sink back down as it cools?

a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
5.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
6.

Which layer of the sun can be seen here?

a)
chromosphere
b)
corona
c)
photosphere
d)
core
7.

Which element makes up about 90% of the sun's mass?

a)
Helium
b)
Core
c)
Carbon
d)
Hydrogen
8.

What are large eruptions of electromagnetic radiation from the Sun's photosphere which can last a minutes to a few hours called?

a)

coronas

b)

solar flares

c)

solar burst

d)

chromosphere

9.

What is this feature of the sun shown here called?

a)

Prominence

b)

Sunspot

c)

Core

d)

Solar Flare

10.
Sunspots vary in a cycle that lasts about
a)
110 yrs
b)
11,000 yrs
c)
11 yrs
d)
110,000 yrs
11.
What is the state of matter in the sun?
a)
Gas
b)
Liquid
c)
Plasma
d)
Solid
12.

Our sun is known as a middle-aged, stable star. Also known as a ____________________.

a)

Yellow Dwarf

b)

Nebula

c)

Pulsar

d)

Main Sequence Star

13.

Coronal Mass Ejections "CME's"

a)

massive emissions of electrically charged material

b)

Explosions that occur when multiple loops suddenly connect

c)

hydrogen and nitrogen together

d)

Sun spots

14.

What elements of the sun fuse together to form helium?

a)

2 atoms of Hydrogen and 2 atoms of Oxygen

b)

2 atoms of Carbon and 2 atoms of Nitrogen

c)

2 atoms of Helium and 2 atoms of Lithium

d)

4 atoms of Hydrogen

15.

Approximatley, what percentage of all the matter in the solar system does the Sun make up?

a)

10%

b)

25%

c)

50%

d)

99.9%

16.

A layer of a star's interior where energy is primarily transported toward the exterior by means of radiative diffusion and thermal conduction, rather than by convection

a)

Chromosphere

b)

Radiation Zone

c)

Photosphere

d)

Convection Zone

17.

The area of the Sun where energy is transported because hot matter rises and cool matter sinks.

a)

Chromosphere

b)

Radiation Zone

c)

Photosphere

d)

Convection Zone

18.

The cumulative atmosphere of the Sun that is responsible for radiating light

a)

Chromosphere

b)

Radiation Zone

c)

Photosphere

d)

Convection Zone

19.

In the years surrounding the next solar maximum of 2025, what can we expect to experience?

a)

warmer weather

b)

less reliable technology

c)

poor health

d)

strong auroras

20.

What do planets and moons with observed auroras have in common?

a)

Surface temperature

b)

Magnetic fields

c)

Distance from the sun

d)

Atmospheric pressure

21.

What causes the beautiful auroras to light up the sky?

a)

Rainfall

b)

Energized particles from the sun

c)

Volcanic eruption

d)

Earth's rotation

22.

Where in Earth's atmosphere do auroras dance and shimmer?

a)

Exosphere

b)

Stratosphere

c)

Troposphere

d)

Thermosphere (Ionosphere)

23.

What atmospheric component do particles mostly collide with to cause green auroras?

a)

Helium

b)

Nitrogen

c)

Carbon dioxide

d)

Oxygen

24.

The Earth's magnetic field is useful for _____.

a)

deflecting solar wind

b)

keeping track of time

c)

protecting earth from the sun's radiation

d)

making it look cool in front of the other planets

25.

The _____ is Earth's magnetic field that protects us from the sun's harmful radiation and solar wind.

a)

Magnetosphere

b)

Biosphere

c)

Hydrosphere

d)

Heliosphere

26.

What is the name of the waxing and waning cycle of the sun that takes place every 11 years?

a)

La Nina

b)

El Nino

c)

Charles Schwab

d)

Schwabe Cycle

27.

Which planet rotates at the same speed of the Schwabe cycle of the sun (11 years)?

a)

Jupiter

b)

Saturn

c)

Mars

d)

Neptune

28.

Which type of electromagnetic radiation is used for killing cancer cells?

a)

Microwaves

b)

Radio Waves

c)

Gamma Rays

d)

Infrared

29.

Which type of electromagnetic radiation is used for communication purposes (phones, radio, tv)?

a)

Microwaves

b)

Radio Waves

c)

Gamma Rays

d)

Ultraviolet

30.

Which type of electromagnetic radiation is used for night vision goggles and remote controls?

a)

Radio Waves

b)

Microwaves

c)

Infrared

d)

Gamma

31.

Which type of electromagnetic radiation causes sunburn?

a)

Radio Waves

b)

Microwaves

c)

Infrared

d)

Ultraviolet

32.

What is the primary source of electromagnetic radiation?

a)

The Earth

b)

The Sun

c)

Manufactured Devices

d)

Radioactive Elements

33.

Aurora that produces blue and purple colors resulting from solar particles colliding with __________ in Earth's atmosphere

a)

Oxygen

b)

Hydrogen

c)

Nitrogen

d)

Helium

34.

Solar wind/particles are deflected/directed toward the poles by the magnetosphere of Earth. What causes Earth to have a magnetosphere?

a)

The Sun's Core

b)

Jupiter

c)

The Moon's Core

d)

Earth's Core

35.

What type of relationship do sunspots and prominences/solar flares have?

a)

Positive Correlation

b)

Negative Correlation

c)

Zero Correlation

36.

What is the name for the northern lights that are viewed from the southern hemisphere?

a)

Aurora Borealis

b)

Aurora Antarcticus

c)

Aurora Australis

d)

Aurora South Americas

37.
When hydrogen nuclei fuse into helium nuclei
a)
the nuclei die.
b)
energy is released.
c)
particles collide
d)
particles neutralize.
38.
Which of the following is NOT a solar ejection?
a)
solar flare
b)
prominence
c)
sunspot
d)
coronal mass ejection
39.
Strong magnetic fields on regions of the sun lead to sunspots because
a)
convection slows and energy decreases.
b)
convection increases and energy increases.
c)
radiation slows and energy decreases.
d)
radiation increases and energy increases.
40.
What is the hottest layer of the sun’s atmosphere called?
a)
convective zone
b)
corona
c)
radiative zone
d)
photosphere
41.
Magnetic fields on the sun are produced by the sun’s uneven rotation and
a)
the movement of sunspots on the sun’s surface.
b)
the movement of gases in the corona.
c)
gases in the convective zone.
d)
gases in the radiation zone.
42.

1- Sunspots occur in regions of the sun…

a)

where strong magnetic fields poke through the surface

b)

where weak magnetic fields poke through the surface

c)

where there are holes in the surface that are like tornadoes boring down into the cooler gases below the surface

43.

Sunspots are about _____ Earth’s size.

a)

1/4

b)

1/2

c)

2 x's

d)

20 x's

44.

Sunspots typically last long enough to complete at least one complete revolution as the Sun spins. The Sun rotates…

a)

like a solid object, all with the same time to spin

b)

faster at the poles and slower at the equator (24-30 hours)

c)

slower at the poles and faster at the equator (24-30 days)

45.

Identify the radiative layer

a)

1

b)

2

c)

3

d)

4

e)

5

46.
What is an explosion on the sun that gives out huge amounts of energy?
a)
Sun Spot
b)
Solar Flare
c)
Sun Ray
d)
Sun Gases
47.

Comet 2I/Atlas is being classified as "interstellar" due to its __________ orbital shape.

a)

hyperbolic

b)

parabolic

c)

elliptical

d)

circular

48.

What phase of the moon was visible last night and will be tonight?

a)

Half

b)

First Quarter

c)

Waxing Cresent

d)

Waning Gibbous

49.

Comet 3I/Atlas is causing much debate because ________.

a)

it has a different orbital path than other comets.

b)

it's only the 3rd of its kind to be detected.

c)

it appeared to have "nongravitational acceleration" when it got close to the sun.

50.

What is the name of the transition region of the sun between the radiation zone and convective zone?

a)

Chromosphere

b)

Granules

c)

Tacholine

d)

Prominence

51.

The sun has enough hydrogen fuel to last _________.

a)

100 years

b)

100 million years

c)

10 billion years

d)

100 billion years

52.

Scientists use electromagnetic waves to detect supernovas in space. Why are electromagnetic waves used instead of sound waves?

a)

Electromagnetic waves can travel in vacuums.

b)

Electromagnetic waves cannot be absorbed.

c)

Electromagnetic waves travel slower than sound waves.

d)

Electromagnetic waves are created by physical vibrations.

53.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
54.
Which of the following has wavelengths longer than microwaves?
a)
Infrared waves
b)
Radio waves
c)
Visible light
55.
Which of the following has frequencies higher than ultraviolet rays?
a)
visible light
b)
infrared rays
c)
x-rays
56.
Which of the following lists the electromagnetic waves in order of decreasing frequency?
a)
X-rays, microwaves, infrared rays
b)
UV rays, visible light, x-rays
c)
infrared rays, microwaves, radio waves