Earth's Merry Go Round
What causes day and night on Earth?
A) The Sun's orbit around the Earth
B) The Earth's rotation on its axis
C) The Moon's gravitational pull
D) Earth's revolution around the Sun
B) The Earth's rotation on its axis
What does the Earth revolve around?
A) The Moon
B) The Sun
C) Mars
D) Jupiter
B) The Sun
What causes the change in seasons on Earth?
A) Earth's rotation
B) Earth's revolution
C) Earth's tilt
D) Earth's orbit
C) Earth's tilt
What force keeps the planets in orbit around the Sun?
A) Magnetic force
B) Gravitational force
C) Solar wind
D) Friction
B) Gravitational force
Describe the direction in which the Earth rotates.
A) From east to west
B) From west to east
C) Clockwise
D) Counter-clockwise
B) From west to east
How long does it take for the Earth to complete one revolution around the Sun?
A) 24 hours
B) 1 month
C) 365 days
D) 12 hours
C) 365 days
Describe what happens during the summer solstice.
A) Longest day of the year in the Northern Hemisphere
B) Shortest day of the year in the Southern Hemisphere
C) Equal day and night lengths
D) Start of winter in the Southern Hemisphere
A) Longest day of the year in the Northern Hemisphere
Describe how gravity affects the motion of objects on Earth.
A) Pulls objects towards the Moon
B) Pushes objects away from the Sun
C) Causes objects to fall towards the Earth
D) Causes objects to float in space
C) Causes objects to fall towards the Earth
Explain why the Sun appears to rise in the east and set in the west.
A) Due to the Moon's orbit
B) Because of Earth's tilt
C) Earth's rotation from west to east
D) The Sun's movement around the Earth
C) Earth's rotation from west to east
Describe how the tilt of the Earth's axis affects the seasons.
A) Causes hurricanes
B) Determines the length of the day
C) Causes the Moon phases
D) Creates different angles of sunlight
D) Creates different angles of sunlight
Explain the difference between the equinoxes and solstices.
A) Equinoxes have equal day and night, solstices have longest and shortest days
B) Equinoxes have longest and shortest days, solstices have equal day and night
C) Equinoxes occur in summer, solstices occur in winter
D) Equinoxes only happen in the Southern Hemisphere
A) Equinoxes have equal day and night, solstices have longest and shortest days
Explain why astronauts float in space.
A) Due to lack of air resistance
B) Due to the Moon's gravity
C) Because they are weightless
D) Because of the strong solar wind
C) Because they are weightless
How long does it take for the Earth to complete one full rotation?
A) 24 hours
B) 365 days
C) 1 month
D) 12 hours
A) 24 hours
Explain why we have leap years.
A) To make the calendar year shorter
B) To make the calendar year longer
C) To account for Earth's rotation
D) To account for Earth's revolution
A) To make the calendar year shorter
How does the tilt of the Earth's axis cause different parts of the Earth to receive varying amounts of sunlight throughout the year?
A) By changing the speed of the Earth's rotation
B) By changing the distance to the Sun
C) By changing the angle at which sunlight hits the Earth
D) By changing the Earth's orbit
C) By changing the angle at which sunlight hits the Earth
How does the force of gravity vary on different planets in our solar system?
A) It is the same on all planets
B) It is stronger on larger planets
C) It is weaker on smaller planets
D) It depends on the distance from the Sun
B) It is stronger on larger planets
What effect does the Earth's rotation have on the movement of the stars in the night sky?
A) Causes them to twinkle
B) Makes them change color
C) Makes them appear to move across the sky
D) Causes shooting stars
C) Makes them appear to move across the sky
What is the name of the path the Earth follows as it orbits the Sun?
A) Orbit line
B) Solar path
C) Elliptical path
D) Circular path
C) Elliptical path
What is the significance of the tilt of the Earth's axis in relation to the changing seasons?
A) It causes hurricanes
B) It creates different angles of sunlight
C) It changes the Earth's rotation speed
D) It affects the Moon phases
B) It creates different angles of sunlight
What would happen if Earth's gravitational force suddenly disappeared?
A) Earth would float away into space
B) Everything on Earth would float into space
C) Earth's orbit would change
D) Nothing, as gravity is not important
B) Everything on Earth would float into space