Astronomy Final 2023

What telescope technique allows astronomers to best compensate for the effects of atmospheric turbulance

• Precise Construction of Mirrors or Lenses

• Adaptive Optics

• Active Optics

• Location

What does the increasing of the size of a telescope improve?

• Angular Resolution

• "Seeing"

• Cromatic Aberration

• Cost

"Seeing" in astronomy refers to _____

• How much sky a telescope can observe

• The time of day a telescope is used for observation

• The effect atmospheric turbulance has on observation through a telescope

• The size of the telescope's primary mirror

Why is the sky blue?

• Reflection of the oceans on the Earth's atmosphere

• Scatering of blue light by the nitrogen molecules in the atmosphere

• Refraction of light by water molecules in the atmosphere

• The atmosphere absorbs all wavelengths of light except blue

What is the largest terrestrial planet in the Solar system

• Mars

• Mecrury

• Venus

• Earth

Because Lunar rotation around its axis and Lunar orbit around the Earth take the same amount of days, ______

• Tides always come on a regular basis

• The Moon is sometimes closer to the Earth, and sometimes farther

• The Moon goes through phases

• The same side of the Moon always faces the Earth

Tags

NGSS.MS-ESS1-1

The Spectral Class of stars indicates stellar _____

• Mass

• Distance

• Brightness

• Temperature

All planets orbit the Sun in _______

• A Flat Plane

• A Spherical Space

• Opposite Direction of the Earth's Orbit

• A Very Random Way

Tags

NGSS.HS-ESS1-4

All large, modern telescopes are ________

• Refractors

• Radio telescopes

• Reflectors

• Interferometers

Tags

NGSS.4-PS4-2

The closest star to our Solar system is _______

• Polaris

• Sirrus

• Proxima Centauri

• Vega