Solar System
What is the center of our solar system?
Sun
Which planet is known as the “Red Planet”?
Mars
What do we call the Moon when it’s completely lit up?
Full moon
What is a star?
A ball of burning gas that produces light and heat
What do we call a person who travels into space?
An astronaut
Name the 7th planet from the sun
Uranus
Which planet has the most known moons?
Jupiter
How many days does it take for the Moon to complete one cycle?
29.5 days
What is a light-year?
The distance light travels in one year (~9.46 trillion km)
What do we call machines that explore space but don’t carry people?
Space probes or rovers
What is the largest planet in the solar system?
Jupiter
Which planet is tilted on its side and has rings?
Uranus
What comes after a New Moon?
Waxing Crescent
What is a constellation?
A group of stars forming a pattern in the sky
Name one Canadian contribution to space exploration.
Canadarm, Chris Hadfield
What is the difference between a planet and a dwarf planet?
Dwarf planets don’t clear their orbital path
What causes seasons on Earth?
Earth's tilted axis
What is the difference between waxing and waning?
Waxing = getting bigger; Waning = getting smaller
What colour are the hottest stars?
blue
What does a satellite do?
It orbits Earth (or another body) and collects/transmits data
What force keeps the planets in orbit around the Sun?
Gravity
Why does the Moon appear to change shape during the month?
Phases caused by the Moon's position relative to the Earth and Sun
Draw and label the 4 main moon phases.
(A: New Moon, First Quarter, Full Moon, Last Quarter)
What happens at the end of a massive star's life?
It may explode in a supernova and become a black hole or neutron star
What is one challenge astronauts face in microgravity?
Muscle weakening, bone loss, difficulty with fluid circulation, etc.