Earth And Space Flashcards
Describe how the earth moves
It orbits the sun and spins on its axis
what way does the earth spin on its axis
Anti-clockwise
When viewed from above the North Pole
How long does it take for the earth to orbit the sun
1 year
How long does it take for the earth to spin 360 degrees on its axis
24 hours/ 1day
Where does the sun rise first
Australia
America
Australia
What can you use to model the earth as it orbits the sun
A polystyrene ball
A pin
A small light bulb
If one half of the earth is experiencing day what is the other half experiencing
Night
Which way is the North Pole facing in summer
Towards the sun
Which way is the North Pole facing in winter
Away from the sun
What are the two phases of the moons cycle
Waning and waxing
How many times can the moon orbit the earth in one year
12 times
How long is a lunar month
28 days
Why is there a lack of progress in space travel
Too expensive Not enough fuel Danger possibly not returning Very hostile environment Very long journey times
What is Easter Sunday
First Sunday after the first full moon after the spring equinox
When was the Hubble space telescope launched
1990
When was the first telescope invented
1609
Who invented the telescope
Galileo galilee
The Italian inventor
Which lens is used as the objective lens
Stronger or weaker
Weaker
What are the pioneer plaques
They are gold anodised aluminium plaques placed onboard two spacecrafts
On what space crafts were the pioneer plaques launched on
Pioneer 10 and pioneer 11
When was the pioneer 10 launched
1972
When was pioneer 11 launched
1973
What does the radial pattern on the left of the plaques show
The pattern shows the distance of different pulsars from the sun
What does the picture of the man and woman show
This shows what humans look like
At the bottom of the plaques there is a schematic diagram of a solar system
What will this tell other life forms
This lets them find our planet when they enter the solar system
What does a body need to qualify as a planet
It must orbit around the sun
It must be large enough to take on a nearly round shape
It must have cleared its orbit of all other objects
Planets in order from the sun
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
What is the sun
It is a star
What is Jupiter
A gas giant and the biggest planet in our solar system
What is mercury
Mercury is the smallest
What is Venus
Venus is the hottest planet
What is earth
It is the planet we live on
What is mars
The red planet
What is Saturn
A planet with large visible Icy rings and a gas giant
What is Uranus
A gas giant
What is Neptune
It is a gas giant and the furthest planet from the sun
How many planets are there
Eight planets
What orbits between mars and Jupiter
The asteroid belt
Where is the sun
In the centre of our solar system
What is a mnemonic to remember the planets in order from the sun
My Very Eager Mother Just Served Us Nachos
What are the planets sizes in relation to earth
Mercury - 0.38 Venus - 0.95 Earth - 1 Mars - 0.53 Jupiter - 11 Saturn - 9.4 Uranus - 4.1 Neptune - 3.1
What are the planets distance from the sun on millions of km
Mercury - 58 Venus - 108 Earth - 150 Mars - 228 Jupiter - 778 Saturn - 1427 Uranus - 2870 Neptune - 4497
What is the planets surface temperatures in degrees Celsius
Mercury- 450 Venus - 500 Earth - 20 Mars - -40 Jupiter - -150 Saturn - -160 Uranus - -220 Neptune - -230
What is the planets length of a year
Mercury is 88 Earth days Venus is 225 Earth days Earth is 365 Earth days Mars is 687 Earth days Jupiter is 11.9 Earth years Saturn is 29.5 Earth years Uranus is 84 Earth years Neptune is 165 Earth years
What did we use for our rocket timing practical
A timer
A rocket
A launcher
What did we do in our rocket timing practical
We launched the rocket Timed how long it stayed in the air Recorded our time Repeated this 6 times Calculated average Calculated class average
What is our galaxy made of
Our galaxy is made up of millions of stars rocks and dust
What is the universe made of
Billions of galaxies
