Test: Unit Test 1 - Astronomy


Unit Test 1 - AstronomyVersión en línea Test your knowledge about our solar system and celestial phenomena! por Noel Sayco 1 What is the Sun and all celestial objects bound by its gravity called? a Solar System b Nebula c Universe d Galaxy 2 What process powers stars by combining hydrogen nuclei? a Fission b Accretion c Nuclear Fusion d Radiation 3 What is the rotating disk of gas and dust around a young star called? a Planetary Ring b Asteroid Belt c Protoplanetary Disk d Solar Nebula 4 What describes the paths that planets take around the Sun? a Celestial Routes b Galactic Paths c Asteroid Trails d Planetary Orbits 5 What are the three laws describing planetary motion known as? a Galileo's Principles b Newton's Laws c Kepler's Laws d Einstein's Theories 6 What is the early stage of star formation called? a Main Sequence b White Dwarf c Protostar d Red Giant 7 What is the gas and dust cloud from which the solar system formed? a Protoplanetary Disk b Stellar Cloud c Solar Nebula d Galactic Core 8 What is the rotational inertia of a planet as it moves around a center of mass? a Kinetic Energy b Angular Momentum c Centrifugal Force d Gravitational Force 9 What type of energy travels from the Sun in the form of waves? a Mechanical Energy b Electromagnetic Radiation c Thermal Energy d Acoustic Waves 10 What is the gradual accumulation of particles to form larger bodies called? a Erosion b Evaporation c Condensation d Accretion 11 What occurs in the core of the Sun? a Nuclear fusion b Electromagnetic radiation c Photosynthesis d Convection currents 12 What is the outer layer of the Sun called? a Core b Photosphere c Chromosphere d Convection Zone 13 What particle carries energy from the Sun to Earth? a Photon b Neutron c Proton d Electron 14 What process do plants use to convert solar energy? a Transpiration b Respiration c Photosynthesis d Evaporation 15 What effect traps heat in Earth's atmosphere? a Greenhouse Effect b Ozone Layer c Nuclear Fusion d Solar Radiation 16 What absorbs harmful UV radiation from the Sun? a Nitrogen b Ozone Layer c Carbon Dioxide d Greenhouse Gases 17 What is the range of all types of electromagnetic radiation called? a Radiation Belt b Visible Light c Electromagnetic Spectrum d Solar Spectrum 18 What affects the seasons on Earth? a Axial Tilt b Moon phases c Distance from the Sun d Earth's rotation 19 When do day and night become equal? a Perihelion b Aphelion c Solstice d Equinox 20 What is the point in Earth's orbit closest to the Sun? a Perihelion b Aphelion c Equinox d Solstice 21 What is the longest wavelength of electromagnetic radiation used in communication? a Infrared b Microwaves c X-rays d Radio Waves 22 Which type of electromagnetic radiation is used in cooking? a Gamma Rays b Ultraviolet c Microwaves d Radio Waves 23 What type of radiation is commonly felt as heat? a X-rays b Microwaves c Infrared d Visible Light 24 What is the range of visible light? a Blue to Green b Violet to Ultraviolet c Yellow to Red d Red to Violet 25 What type of radiation can cause sunburn? a Infrared b Gamma Rays c X-rays d Ultraviolet (UV) 26 Which radiation is used in medical imaging? a Infrared b X-rays c Microwaves d Radio Waves 27 What is the highest-energy form of electromagnetic radiation? a Microwaves b Ultraviolet c Gamma Rays d X-rays 28 When does the winter solstice occur? a Around June 21st b Around March 20th c Around December 21st d Around September 23rd 29 What marks the longest day of the year? a Spring Equinox b Autumn Equinox c Winter Solstice d Summer Solstice 30 When do day and night become equal in the Northern Hemisphere? a Winter Solstice b Spring Equinox c Summer Solstice d Autumn Equinox

1

What is the Sun and all celestial objects bound by its gravity called?

a

Solar System

b

Nebula

c

Universe

d

Galaxy

2

What process powers stars by combining hydrogen nuclei?

a

Fission

b

Accretion

c

Nuclear Fusion

d

Radiation

3

What is the rotating disk of gas and dust around a young star called?

a

Planetary Ring

b

Asteroid Belt

c

Protoplanetary Disk

d

Solar Nebula

4

What describes the paths that planets take around the Sun?

a

Celestial Routes

b

Galactic Paths

c

Asteroid Trails

d

Planetary Orbits

5

What are the three laws describing planetary motion known as?

a

Galileo's Principles

b

Newton's Laws

c

Kepler's Laws

d

Einstein's Theories

6

What is the early stage of star formation called?

a

Main Sequence

b

White Dwarf

c

Protostar

d

Red Giant

7

What is the gas and dust cloud from which the solar system formed?

a

Protoplanetary Disk

b

Stellar Cloud

c

Solar Nebula

d

Galactic Core

8

What is the rotational inertia of a planet as it moves around a center of mass?

a

Kinetic Energy

b

Angular Momentum

c

Centrifugal Force

d

Gravitational Force

9

What type of energy travels from the Sun in the form of waves?

a

Mechanical Energy

b

Electromagnetic Radiation

c

Thermal Energy

d

Acoustic Waves

10

What is the gradual accumulation of particles to form larger bodies called?

a

Erosion

b

Evaporation

c

Condensation

d

Accretion

11

What occurs in the core of the Sun?

a

Nuclear fusion

b

Electromagnetic radiation

c

Photosynthesis

d

Convection currents

12

What is the outer layer of the Sun called?

a

Core

b

Photosphere

c

Chromosphere

d

Convection Zone

13

What particle carries energy from the Sun to Earth?

a

Photon

b

Neutron

c

Proton

d

Electron

14

What process do plants use to convert solar energy?

a

Transpiration

b

Respiration

c

Photosynthesis

d

Evaporation

15

What effect traps heat in Earth's atmosphere?

a

Greenhouse Effect

b

Ozone Layer

c

Nuclear Fusion

d

Solar Radiation

16

What absorbs harmful UV radiation from the Sun?

a

Nitrogen

b

Ozone Layer

c

Carbon Dioxide

d

Greenhouse Gases

17

What is the range of all types of electromagnetic radiation called?

a

Radiation Belt

b

Visible Light

c

Electromagnetic Spectrum

d

Solar Spectrum

18

What affects the seasons on Earth?

a

Axial Tilt

b

Moon phases

c

Distance from the Sun

d

Earth's rotation

19

When do day and night become equal?

a

Perihelion

b

Aphelion

c

Solstice

d

Equinox

20

What is the point in Earth's orbit closest to the Sun?

a

Perihelion

b

Aphelion

c

Equinox

d

Solstice

21

What is the longest wavelength of electromagnetic radiation used in communication?

a

Infrared

b

Microwaves

c

X-rays

d

Radio Waves

22

Which type of electromagnetic radiation is used in cooking?

a

Gamma Rays

b

Ultraviolet

c

Microwaves

d

Radio Waves

23

What type of radiation is commonly felt as heat?

a

X-rays

b

Microwaves

c

Infrared

d

Visible Light

24

What is the range of visible light?

a

Blue to Green

b

Violet to Ultraviolet

c

Yellow to Red

d

Red to Violet

25

What type of radiation can cause sunburn?

a

Infrared

b

Gamma Rays

c

X-rays

d

Ultraviolet (UV)

26

Which radiation is used in medical imaging?

a

Infrared

b

X-rays

c

Microwaves

d

Radio Waves

27

What is the highest-energy form of electromagnetic radiation?

a

Microwaves

b

Ultraviolet

c

Gamma Rays

d

X-rays

28

When does the winter solstice occur?

a

Around June 21st

b

Around March 20th

c

Around December 21st

d

Around September 23rd

29

What marks the longest day of the year?

a

Spring Equinox

b

Autumn Equinox

c

Winter Solstice

d

Summer Solstice

30

When do day and night become equal in the Northern Hemisphere?

a

Winter Solstice

b

Spring Equinox

c

Summer Solstice

d

Autumn Equinox

Unit Test 1 - Astronomy

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