Earth's Rotation
Earth's axis is straight up and down? True or false.
False. Earth's axis is tilted at 23.5 degrees.
A path an object takes as it revolves around a star, planet, or moon.
What is an orbit?
What causes Earth's seasons?
Earth's revolution and tilt.
Do all stars look the same? Explain.
No, they are different sizes and some are brighter than others.
What star appears the biggest to Earth?
The sun.
One full spin of an object on its axis is called what?
Rotation
Earth's orbit is in what shape?
Earth's orbit is elliptical (oval).
If the Northern hemisphere is pointed away from the sun what season will it be in Canada?
Winter.
What are stars?
Stars are hot balls are gas.
What are the 4 planets that are closest to the Earth called?
The inner planets.
Earth and all other planets rotate around an imaginary line. What is this imaginary line called?
Axis
One full orbit of an object is called what?
Revolution.
How long does the Earth take to make one revolution around the sun?
365 days.
Is the sun the biggest star in the space and what size star is the sun?
No the sun is not the biggest star and the sun is a medium size star.
What planet takes the longest time to orbit around the sun?
Neptune.
Day and night
What keeps Earth in orbit around the sun?
Gravity
Does the tilt of the Earth's axis ever change?
No it always stays the same and seasons depend on the which hemisphere is facing towards the sun as Earth Revolves around the sun.
What is a group of stars that form a pattern called?
A constellation.
What are the characteristics of outer planets?
Outer planets are mostly gas. Outer planets are larger and have many more moons.
The Earth rotates once every how many hours?
24 hours
All planets in our solar system revolve around what?
A star (the sun)
In which direction does the stars, moon, and sun appear to move across the star?
East to West because the Earth rotates East to West.
Sunspots.
What is the Asteroid belt? What two planets does the asteroid belt appear in between?
A region between Mars and Jupiter where there are many asteroids.