Which parts of telescope are inside the tube? What do we need them for?
lenses
What astronomical objects can we see in the sky with telescope?
planets, comets, star clusters
Large objects are small in the telescope or small objects are large?
Large objects are small in the telescope.
How useful are lenses in everyday life?
We can set a fire with lenses
Which part of telescope do we look through?
eyepiece
What are the parts of a telescope?
tube and tripod
Which part of telescope is pointed at astronomical objects?
objective