The Sun and it's effect on Earth Flashcards
A. How many planets are there?
B. Which number is Earth?
A. 8
B. 3
Planets move around the Sun in a path called an….
orbit
Earth is the perfect distance from the Sun to support life. What does it receive to support life?
heat and light
The Sun is a star. What it is made of?
The sun is a huge ball of very hot gas
Which is bigger- Sun or the earth?
The Sun. It is 110 times bigger than the earth
Why do we say the Sun is a star?
All starts are huge balls of hot gas and the Sun is a ball of very hot gas
How far away if the Sun from the earth?
115 million kms. This is hard to imagine as there is no such distance even on earth
What would the earth be like if the Sun was not as close as it was or did not exist?
It would be very cold and dark and plants and animals would not survive
Why do other stars not provide the heat and light that the Sun does?
They are too far away
What is the closest star to the earth?
the Sun
What is the definition of the Solar system?
The Solar system is the Sun and all the objects that move around it
There is a word that we use when we talk about things that are linked to the Sun or use the Sun in some way. What is that word? Do you know why we use that word?
The word is SOLAR. The word ‘sol’ is the latin word for sun and so it is the root word of SOLar. Therefore the Sun is part of the SOLAR system
Why is it called Solar power?
Because it uses the rays from the Sun to create power
Which if these statements is not true:
A. Each planet is the same distance from the sun
B. Each planet has a name
C. Each planet moves in it’s own orbit
A. Each planet is the same distance from the Sun.
This is not true. They are all different distances from the Sun
True or False:
The planets are not all the same size and do not all look the same
True
Which planet in our solar system is the hottest ans why?
Mercury. Because it is the closest to the sun
Which is the biggest planet in our solar system?
Jupiter
Life on Earth needs water and energy for life. What thing helps provide these things?
The sun’s heat and light energy help provide these things.
The Sun starts the process for providing evaporation of water bodies to make rain which then fall on plants. The heat and light also is needed to make the plants grow. The plants then provide energy for animals. The sun start the ENERGY CHAIN.
True or False:
No new water is being made on Earth
True.
The same water goes around in the water cycle.
Remember the water cycle?
The sun heats water on the earth….
Water evaporates….
Then what?
Water vapour cools and condenses and clouds form. Then rain falls bringing liquid water to the earth
Why is the water cycle necessary for life on earth?
Water cycle is important because it brings rain to the plants and animals which is then the energy for life
What would happen to the water cycle and life on earth if the earth did not receive heat from the Sun?
There would not be any rain and the water that all life needs to survive.
Which statement is false?
A. A star is a planet
B. The Sun is the biggest object in the solar system
A. A star is a planet. FALSE
A star is a star. A planet does not make it’s own heat and light like a star does because it is not made of hot gas.
What happens to water on planets that are much closer to the Sun?
and farther from the Sun?
Closer to the Sun: water evaporates
further from the Sun: water freezes
True or false:
Mars is known as the red planet because it is covered in red trees
False!
It is known as the red planet because it is covered in red soil
True or false:
Saturn is the the second largest planet
True.
Jupiter is the largest
How is Uranus different to the other planets?
It spins on it’s side
How many moons does Jupiter have?
16
Venus is known as the bright planet- why?
It’s cloud reflect the sunlight and it appears brighter
Name all the planets in our solar system planets in order starting closest to the Sun….
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
