Space Flashcards
what is space ?
Is the area beyond the earth atmosphere.
what are stars ?
Stars are huge glowing balls of gas like our sun.
what is a telescope ?
Telescope was a long tube with a lens at each end to collect light.
what is satellite ?
A satellite is an object that orbits another object in space.
what are space probes?
They are uncrewed vehicles that are used to collect information to send back to earth.
what is a unit ?
Is the average distance from the sun to earth or 1 (au) is about 150,00,000 kilometers (93 million miles).
what is a inner planet ?
Are the only inner planets that have moons.
what is an outer planets ?
The outer planets have rings and many moons .
what is a asteroid ?
A band of asteroids that orbit together in this part of the Solar System.
what are asteroids?
Are chinks of irregulary shaped rock that orbit the sun between the inner and outer plantes.
what is a Dwarf planet ?
Are round bodies that orbit the sun.
what is a comet ?
Are small bodies made of lumps of rock ,metal,and dust covered with ice.
What is a crater ?
These saucer-shaped holes are formed when asteroids or meteorites strike its surface.
what are constellation ?
Ancient astronomers identified 48 constellations.
What is a light-year?
Is the distance light travels in one earth year.
