What we call the part of the sky closest to Earth.
Atmosphere
These are dirty lumps of ice orbiting in space. The most famous one is named after Sir Edmund Halley.
Comets
The Northern Hemisphere is tilted _______ from the Sun in winter.
Away from
This the general term for an object that orbits a planet.
Satellite
A celestial body that is a chunk of rock.
Asteroid
Around what date is the vernal equinox?
Around March 21st
This is the force that keeps planets in their orbits around the Sun.
Gravity
The year it is predicted that humans will see Halley’s comet again.
2062
In winter the Sun is _________ in the sky.
Low in the sky
The only Canadian aboard the 1984 shuttle Challenger.
Marc Garneau
Asteroids and comets reflect or emit light?
Reflect Light
In the winter, the Sun’s rays are at an angle and more _________.
Spread out over a larger area of the ground
CSA stands for this:
Canadian Space Agency
If gravity pulls an asteroid into a planet, what would happen to the asteroid?
It may become a moon or may crash into the planet
In the summer, the Sun’s rays hit the NORTHERN hemisphere __________________.
More directly