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Planet Presentations 2020

Total questions: 49

Worksheet time: 20mins

Name
Class
Date
1.

1. In 2006 it was decided that which of the following criteria must be met for an object to be a planet?

a)

It is in orbit around the Sun.

b)

It has sufficient mass to assume hydrostatic equilibrium (a nearly round shape).

c)

It has “cleared the neighborhood” around its orbit.

d)

All of the above

2.

What is unusual about Pluto and its moon Charon?

a)

They are the same size.

b)

Charon is larger than pluto.

c)

They orbit each other.

d)

They are the furthest things in the solar system.

3.

Pluto is named after the Roman god of the underworld. Who chose this name for the dwarf planet? (Originally it was called planet-X)

a)

11 year old Venetia Burney of Oxford England.

b)

Clyde Tombaugh, the man who discovered it.

c)

Falconer Madan, University of Oxford librarian.

d)

Herbert Hall Turner, an Oxford astronomer.

4.

Besides the moon and sun, what is one of the brightest objects in the sky?

a)

Mercury

b)

Venus

c)

Jupiter

d)

Saturn

5.

Which of the following is a term that means when an object travels across the sky in front of the sun? It provides an excellent opportunity to closely observe the object-such as Venus.

a)

transmission

b)

transit

c)

transverse

d)

crossing

6.

Venus (Roman) was named after the goddess of ________________. In Greek she was called "Aphrodite".

a)

Nature

b)

Sports

c)

The sky

d)

Love

7.

Which of the following is not a fact about Venus.

a)

One of the most volcanicaly active objects that we know.

b)

Has an iron core and rocky mantle (like Earth).

c)

It's atmosphere traps heat, making it the hottest planet.

d)

It (and Uranus) are the only planets to rotate backward.

8.

Unlike many of the other celestial bodies, Pluto was unknown until discovered by whom in 1930?

a)

Albert Einstein

b)

Niels Bohr

c)

Edwin Hubble

d)

Clyde Tombaugh

9.

This dwarf planet is shaped like a football and is one of the fastest spinning objects in the solar system (1 rotation in 4 hours)!

a)

Make-Make

b)

Sedna

c)

Quaoar

d)

Haumea

10.

This is a region beyond Pluto where many dwarf planets and other small solar system bodies exist.

a)

asteroid belt

b)

Kuiper belt

c)

WWE belt

d)

IBF belt

11.

Haumea (Hawaiian goddess of fertility) has two moons. Hi'aka (Hawaii and hula dancers) and Namaka (water) are Haumea's daughters. What other interesting feature does this trans Neptunian object have?

a)

rings (discovered in 2017)

b)

volcanoes

c)

holes

d)

magnetic fields

12.

Human kind has been aware of the sun since time began. What discovery by Anaxagoras (450 BC) was not immediately accepted?

a)

The sun is a planet.

b)

The sun is a chariot flown by the gods.

c)

The sun is a star.

d)

The sun is an asteroid.

13.

At what point is the sun in its life?

a)

Newborn

b)

Mid life

c)

Senior citizen

d)

End of its life

14.

The sun is actually closer to the earth in winter than summer. (In the northern hemisphere)

a)

True

b)

False

15.

What happens to the sun's magnetic field every 11 years?

a)

It ceases to exist.

b)

It switches polarity.

c)

It gets stronger.

d)

It gets weaker

16.

The sunspots discovered by Galileo are made of ...

a)

Hydrogen

b)

Helium

c)

Nitrogen

d)

Water (steam)

17.

The sun rotates opposite the Earth.

a)

True

b)

False

18.

Which of the following is not true about the sun?

a)

It is egg shaped.

b)

The equator rotates faster than the poles.

c)

It has never been explored by a probe.

d)

It rotates the same direction as the Earth.

19.

What did Galileo use to study Mars?

a)

computer

b)

space probe

c)

telescope

d)

internet

20.

What makes Mars appear red?

a)

sulfur

b)

iron oxide (rust)

c)

carbon

d)

its atmosphere

21.

Mars has been explored by robots.

a)

True

b)

False

22.

Which is the Roman god of war?

a)

Mars

b)

Ares

c)

Zeus

d)

Poseidon

23.

Which of the following are moons of Mars?

a)

Io and Ganymede

b)

Rhea and Phoebe

c)

Phobos and Deimos

d)

Charon and Hydra

24.

What gas makes up 95% of Mars atmosphere?

a)

Oxygen

b)

Nitrogen

c)

Carbon Dioxide

d)

Sulfur Dioxide

25.

Mars has water ice.

a)

True

b)

False

26.

Where is the ice on Mercury located?

a)

at the equator

b)

at the poles

c)

in the atmosphere

d)

inside the planet

27.

Which of the following is a thin atmospheric like volume surrounding a planet? It is made of particles gravitationaly bound to the planet but not enough to create a gas.

a)

atmosphere

b)

exosphere

c)

ionosphere

d)

troposphere

28.

What are "Caloris" and "Rachmaninoff"?

a)

Discoverers of Mercury

b)

Volcanoes on Mercury

c)

a drink cosmonauts drink (salut!)

d)

Craters on Mercury.

29.

Why doesn't Mercury have any moons?

a)

solar wind blew them away.

b)

It's too fast 105,947 miles/hour=29 miles/second)

c)

Mercury doesn't have enough gravity to keep them (the sun's gravity would pull them

away.)

d)

It spins too fast.

30.

Which scientist proposed the Earth and other planets actually go around the sun (and claimed Earth was the third planet)?

a)

Nicolaus Copernicus (1532). Aristarchus should have honorable mention 310-230 BC

b)

Isaac Newton (1682)

c)

Galileo Galilei (1632)

d)

Aristotle (384-322 BC)

31.

The only planet known to have life.

a)

Mercury

b)

Earth

c)

Io

d)

Mars

32.

This makes up 78% of the Earth's atmosphere.

a)

Oxygen

b)

CO2

c)

Nitrogen

d)

Argon

33.

What protects life on Earth from harmful cosmic radiation?

a)

Moon

b)

Magnetosphere

c)

Solar Wind

d)

Gravity

34.

Which two languages is the word "Earth" from?

a)

Dutch and French

b)

Latin and Greek

c)

Spanish and Gaelic

d)

German and English

35.

Discovered just a few days after Easter, the dwarf planet 2005 FY9 was called....

a)

Easter Bunny

b)

Easter Egg

c)

Little Egg Bunny

d)

Cadbury Bunny Egg

36.

Finally 2005 FY9 was given the proper name

a)

Sedna (Inuit god of the sea and and marine animals")

b)

Ceres (Roman god of war)

c)

Quaoar (Tongva creator god)

d)

Make-Make (Polynesian creator god)

37.

Second largest object in the Kuiper belt.

a)

Pluto

b)

MK2 (Make Make's moon)

c)

Make Make

d)

Eris

38.

This planet was discovered in 1781 by William Herschel. He was observing stars with his telescope and accidentally found it. (People may have seen it earlier-128 BC and thought it was a star)

a)

Neptune

b)

Uranus

c)

Saturn

d)

Pluto

39.

Britain's John Couch Adams and France's Urbain Le Vellier had noticed that Uranus' orbit was slightly off. They suggested there might be an 8th planet. The German astronomer Johann Gottfried Galle actually spotted the planet close to Le Vellier's (1 deg) prediction and Adams (12 deg) prediction. Which planet was this?

a)

Mars

b)

Saturn

c)

Uranus

d)

Neptune

40.

Because of its color, Neptune was named after the Roman god of the...

a)

sea

b)

sky

c)

underworld

d)

blue gatorade

41.

Which of the following are characteristics of Neptune?

a)

It has moons

b)

It has rings

c)

It is the smallest of all the gas giants

d)

all of the above

42.

Which planet is the furthest form the sun in our solar system (careful)?

a)

Neptune

b)

Pluto

c)

Eris

d)

The "ninth" planet Goblin

43.

Which of the following solar system object was discovered in 2005 leading to a new definition for what a planet is (sorry Pluto!)?

a)

Sedna

b)

Krypton

c)

Ceres

d)

Eris

44.

Uranus is the first planet to be discovered by a telescope and is named after...

a)

the greek god of the sky.

b)

the father of Saturn.

c)

the roman god of the sky.

d)

the element "uranium"

45.

Which of the following are facts about Uranus?

a)

Fastest spinning planet.

b)

Has rings that give off heat.

c)

Tilted at 98 degrees because of many impacts.

d)

All of the above.

46.

The great red spot on Jupiter is which of the following?

a)

A storm that has been happening for over 300 years.

b)

An area of iron oxide on the surface.

c)

A hole in the gas clouds.

d)

An impact caused by a meteor.

47.

Jupiter is named after the Roman king of the gods. What did the Greeks call this planet?

a)

Apollo

b)

Artemis

c)

Zeus

d)

Hypnos

48.

Voyager I discovered Jupiter's rings in 1980. Unlike Saturn's rings made of ice, Jupiters rings are faint and made of...

a)

dust

b)

tiny pieces of rock

c)

a broken up space probe

49.

This solar system object is too big to be an asteroid but too small to be a dwarf planet. Thus it is actually called a "planetoid"

a)

Ceres

b)

Eris

c)

Pluto

d)

Sedna