Our solar system Flashcards

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1
Q

name the planets in the solar system

A

mercury, venus, earth,mars,jupiter,saturn,uranus,neptune

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2
Q

what is our solar system made up of

A

our solar system is made up of our sun and eight planets as well as moons , astriods ,comets ,gas and dust

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3
Q

what is a dwarf planet

A

A dwarf planet is not a planet because it does not clear its own orbit. Pluto is a dwarf planet.

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4
Q

What does a planet have to do to be classified as a planet [criteria]

A

To be classified as a planet a space object has to be big enough to pull in s smaller space objects with its own gravity.

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5
Q

what is a satellite

A

a satellite is an object that orbits a larger object or planet.

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6
Q

what is a moon

A

A moon is a naturally occurring satellite

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7
Q

what is a asteroid

A

an asteroid is a solid rocky object that orbits a star but is too small to be considered a planet

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8
Q

what are comet’s

A

comets are objects composed of frozen gases ice rock and dust

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9
Q

what can comets form

A

Comets can form a tail of dust and gases that may stretch for millions of kilometres

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10
Q

Explan the big bang theory

A

before the big bang the entire unierse was compressed in to a tiny , hot dense mass then there was a huge expansionor inflation that allowed all of the univers matter and energy as well as space and time to form

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