Space Flashcards
What is the name of our galaxy?
The milky way
What is a galaxy?
A galaxy is a cluster of stars, held together by gravitational attraction.
What are the different types of galaxies?
Barred-spiral, elliptical and irregular.
What is a lunar eclipse?
The blocking of the moons light, when the earth passes between the sun and moon.
What is a solar eclipse?
The blocking of the suns light, when the moon passes between the earth and sun.
What is an orbit?
An orbit is the gravitationally curved trajectory of a planet going around a star.
How many days are there in a year?
365
What is a leap year?
A leap year is when there is an extra day added to the calendar every four years.
What causes the earth to have seasons?
The tilt of the Earths axis.
Where is the earth positioned?
The earth is the third planet away from the sun.
What’s the biggest planet in our solar system?
Jupiter
What’s the smallest planet in the solar system?
Mercury
What is a dwarf planet?
A celestial body, which is too small to be classified as a planet.
What is a planet?
A planet is a large celestial body, that moves around in an elliptical orbit around a star.
What is a moon?
A moon is a large celestial body which orbits around a planet.
