5th grade solar system test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is a star? | An object that produces it's own energy
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| Describe the Sun's size in comparison to other stars? | an average size
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| How many Earth's can fit in the sun? | More than 1,000,000
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| What is the name of the closest star system? | Alpha Centauri System
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| The mass of the Sun makes up how many percent of the mass in the Solar System? | 99.8%
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| What two gases is the sun mostly made of? | 71% Hydroge and 21% Helium
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| Where is the energy of the sun made? | in it's core
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| What is the temperature in the sun's core? | 10,000,000 to 20,000,000
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| What is the pressure like in the sun's core? | more than 1,000,000,000 times
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| What is the layer after the core? | radiation layer
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| How long can it take for the energy to move out of the radiation region? | millions of years
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| What happens in the convection layer? | Gasses with different energies move in circles
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| What is the photoshere? | it is the visible surface of the sun made up of a layer of gasses
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| What is the temperature of the photosphere? | 5,730 C or 10,346 F
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| What is the inner layer of the Sun's atmosphere called? | chromosphere
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| What color is the chromoshere | red
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| What is the name of the outermost layer of the Sun's atmoshere? | corona
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| What is a solar flare? | bursts of heat and energy
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| How do solar flares affect the Earth? | they send out radiation affecting sattlelights and tv's
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| What is the aurora borealis? | different colored lights in the atmosphere also called Northern Lights
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| Solar Flares are sometimes assoiated with sunspots. What are sunspots? | regions of the photosphere that have a lower temperature
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| In words what is E=mc | energy = mass speed of light
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| What do you call the smashing together of particles to make energy? | fusion
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| How does the sun make its energy? | when hydrogen particles combine to make helium
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| What happens to the mass that is loss when particles collide? | it is changed to energy
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| What lies at the center of the solar system? | the sun
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| What objects in space are included in the solar system? | eight planets
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| Name te first four planets, the inner planets, in order from nearest to farthest from the sun. | Mercury, Venus, Earth, Mars
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| Name the outer four planets in order from nearest to farthest from the sun | Jupiter, saturn, uranus
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| What is a telescope? | instrument that uses lenses to see distant objects.
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| What is a moon? | an object that circles around a planet
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| What is the name of the largest moon in the solar system? | Gunymede
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| Where is the largest moon found?` | Jupiter
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| What is another name for a moon? | Satellite, an object in space that circles around another object
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| What is a man made satellite? | They circle around earth to provide weather information and commuication systems
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| Whay does themoon have somany craters in comparison to the Earth? | It has no atmosphere so the objects that fall toward it do not burn up
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| What is an asteriod? | A rock that revolves around the sun
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| Where are most asteroids found? | between marsand jupiter
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| What is a comet? | a mixture of frozen gasses ice dust and rock
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| How is a comets tail made? | it is produced by energy from the sun
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| What happens to a comet's tail as it nears the sun? | It blows away from the comet
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| What are the other small objects in space called? | meteroids
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| What are meteroids called when the enter the Earth's atmosphere? | meteors
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| What is the basic definition of Gravity? | a force of attraction between 2 objects
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| What are the two things that affect the strength of gravity? | mass and distance between 2 objects
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| Compare the moons Gravity to the Earth's | the moons gravity is about 1/6 that of the Earth's
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| What is weight? | amount of mass X gravity
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| What is an orbit? | a path that one object takes around another object
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| How are planets held in their orbits around the sun | by inertia
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| What is inertia | the tendancy of a moving object to keep moving in a straight line
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| Why do the planets not fall in towards the sun because of gravity? | Because inertia and gravit makes Earth orbit the un instead of gravity pulling it into the sun and inertia makes it go in a straight line
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| In what type of circular orbit do planets orbit around the sun? | the ellipse orbit
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| what is the difference between to rotate and to orbit? | orbit makes an object move around another object and to rotate makes it rotate to a different side
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| What causes tides on Earth? | The sun'sgravity pulling the Earth and the moons gravity pulling the Earth
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| when do high tides occur? | twice a month when the sun and moon line up and both pulls are added together
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| When do low tides occur? | When the moon pulls the water on the side nearest to it away from the land
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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