WorksheetsAsteroids and comets
Total questions: 54
Worksheet time: 44mins
Inner planets are also called
Inner our planets are also called terrestrial planets because
They are mostly made of rocks and metals
Which planets are closest to the Sun
Inner planets
Outer planets
What does terrestrial means
Relating to the Earth (Earth like)
What are the inner planets?
What are the outer planets?
What are the outer planets made of?
the outer plates are made of gas and liquids
What is the hottest planet in the solar system
What is the smallest planet in the solar system?
Which planet is called the red planet
Which planet is the only planet that has life on it
What is the largest planet
The planet that is cold, dark and the furthest from the Sun
Which planet has rings of dust and ice around it?
What if the Earth was the first planet from the Sun?
Write the order of the planets from the Sun
Which planet comes right after earth and what makes it special?
Mars
Because of its red dusty surface
Venus
Because it is very hot
Saturn
Because it has ring of ice and dust around
Jupiter
Because it is the furthest from the Sun
Which two planets have rings around them? which one has the bigger and easiest to see rings?
the Sun will look smaller if you were on earth or Neptune. Explain
The Sun looks smaller from Neptune than from Earth.
Because Neptune is further from the Sun
The Sun looks smaller from Earth than from Neptune.
Because Neptune Is closer to the Sun
The Sun appears the same size from both Earth and Neptune.
Because the size of the sun doesn’t change
How many planets orbit the Sun?
The Sun, the planets and their moons are all part of the
Where is the sun located in the solar system
Centre
after outer planets
Between inner and outer planets
The green colour shows the region of the solar system where a planet can have
Icy water
Liquid water
No water
Strangers
Earth is at the…….. from the Sun to be warm enough for life.
Right distance
Close distance
Far distance
What is the only planet that has liquid water on it?
Earth
Mars
Moon
Venus
What makes the Earth support life rather than other planets?
It has an atmosphere
Liquid water
It is the closest to the sun to keep it warm
It only has four types of gases
What is an atmosphere?
It is a mixture of gases surrounding earth
It’s a mixture of oxygen and carbon dioxide that surrounds
It is the oxygen gas that’s around the Earth
What happens if the Earth did not have an atmosphere; if it wasn’t surrounded by the mixture of gases?
Nothing will happen
The heat from the sun would be lost and the nights would be much colder
The Earth would be so hotter all day. As the heat of the sun will be trapped
The Earth would be warm all day
What is the sun?
A planet that is made of rocks and hot gases.
A planet that is made of oxygen gas
A star that is made of hot glowing gases
A star is made of rocks and gases.
How does the Sun keep all the planets in orbit around it?
The pull of sun’s gravity keeps all the planet in orbit around it
The pull of the planets gravity keeps them orbiting the Sun
The pull of the moons of the planets keep the planets and the moon orbiting
What is an orbit?
The solar system is a part of billions of ……… in the……..
Planetary system
Universe
Space
Solar system
Planetary system
Space
Our solar system located in which galaxy
Milky Way
Black eye
Fireworks
Galaxy contains……
Thousand of stars
Million and billions of stars
Hundreds of stars
Galaxies are. …….. in size
Huge
Small
Medium
Planetary system has a
Star at the centre with orbiting planets. And also moons, asteroids, meteoroids and comets
Planets, moose asteroids comets in the system
Asteroids meteoroid comets moons and two stars, with planets orbiting them.
Which planets have orbiting moons?
What are asteroids, and where can most of them be found?
The size of an asteroid vary from a few centimetre thousands of kilometres
True
False
In the solar system, asteroids orbit the sun in a …… between the orbits of …….. and ………..
Belt
Mars, Jupiter
Circle
Mars , earth
Sphere
Earth, Venus
What pulls asteroids and comets towards the surface of planets
The pull force of gravity
The friction force
The push force of the Sun
What happens to an astroid as it heads towards earth?
What is a comet?
What makes comets different from asteroids?
.
A chunk of icing gases that orbits the planets
A chunk of ice and rock that orbits the moon
A chunk of ice , rock and dust, and they have glowing tails when they get close to the Sun
What is the size of most comets?
Few kilometres in diameter
Thousands of kilometres in diameter
Hundreds of kilometres in diameter
What happens when a comet gets closer to the Sun?
The ice starts to melt and forms a tail of gases
The comment Freezes and forms a freezing ball
The ice starts to melt and water drips
What happens to the comet when it moves away from the Sun?
The gases refreeze
The gases melt
The gases disappear
All space buddies in the solar system orbit
Each other
The sun
Other galaxies
What is the role of the Sun in a planetary system like ours?
.
How are planets different from stars?
(a)
What does asteroids and comets orbit
The Sun
The moon
The planet
Other comets and Astros?
What are the components of planetary system?
Comets; asteroids
Planets
star
Meteors
Earth
Where are most comets found in the solar system, and which is the most famous comet that can be seen from Earth?
Kuiper Belt (just beyond
Neptune).
Halley's Comet, which can be seen from Earth about every 75-76 years.
Astroid belt (near Mars)
Baileys comet can be seen every 60 to 65 years
Comet belt just next to Neptune
Miley comets can be seen every 100 years
What are the similarities between asteroids and comets?
Both orbit the Sun
Both are not plants
What are the differences between astroid and comets?
Comets have a tail and are visible from earth
comets are made of ice , rock and dust
Asteroids are made of metal rock and carbon and found in an asteroid belt
Asteroids have bits and the craters
