6th grade Science Flashcards
1
Q
Astronomy
A
the study of the universe
2
Q
Year
A
the time required for the Earth to orbit once around the sun
3
Q
Month
A
a division of the year that is based on the moon around the Earth
4
Q
Day
A
the time required for Earth to rotate once on its axis
5
Q
Telescope
A
an instrument that collects electromagnetic radiation from the sky and concentrates it for better observation
6
Q
Refracting Telescope
A
a telescope that uses a set of lenses to gather and focus light from distant objects
7
Q
Reflecting Telescope
A
a telescope that uses a curved mirror to gather and focus light from distant objects
8
Q
Electromagnetic Spectrum
A
made up of all of the wavelengths of electromagnetic radiation
