IPC / Unit 9 Quiz 3 Review Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
Blueshifted - CORRECT ANSWER Term:
An object in space that is moving towards the observer is ___.
Definition:
- redshifted
- blueshifted
Doppler shift - CORRECT ANSWER Definition:
The ___________ causes the wavelength of light from a star to either compress or stretch.
Terms:
- electromagnetic phenomena
- doppler shift
- the big bang theory
Cooling and expansion - CORRECT ANSWER Term:
Through ___, stars and galaxies were formed.
Definition:
- heating and expansion
- cooling and expansion
Reflecting - CORRECT ANSWER Definition:
A(n) _____________ telescope requires the use of a concave mirror and convex lens to
collect and focus light from distant objects.
, Terms:
- refracting
- reflecting
Away from - CORRECT ANSWER Term:
Scientists believe the universe is expanding because most space objects appear to be moving
___ the Earth.
Definition:
- toward
- away from
Convex - CORRECT ANSWER Definition:
A(n) ___________ lens is thicker in the middle than at its edges.
Terms:
- concave
- convex
Lens - CORRECT ANSWER Definition:
A(n) ___________ is a type of transparent material that has one or two curved surfaces.
Terms:
- mirror
- lens
Concave - CORRECT ANSWER Definition:
A(n) _____________ lens is thin in the middle and thick at the edges.
QUESTIONS AND CORRECT ANSWERS
Blueshifted - CORRECT ANSWER Term:
An object in space that is moving towards the observer is ___.
Definition:
- redshifted
- blueshifted
Doppler shift - CORRECT ANSWER Definition:
The ___________ causes the wavelength of light from a star to either compress or stretch.
Terms:
- electromagnetic phenomena
- doppler shift
- the big bang theory
Cooling and expansion - CORRECT ANSWER Term:
Through ___, stars and galaxies were formed.
Definition:
- heating and expansion
- cooling and expansion
Reflecting - CORRECT ANSWER Definition:
A(n) _____________ telescope requires the use of a concave mirror and convex lens to
collect and focus light from distant objects.
, Terms:
- refracting
- reflecting
Away from - CORRECT ANSWER Term:
Scientists believe the universe is expanding because most space objects appear to be moving
___ the Earth.
Definition:
- toward
- away from
Convex - CORRECT ANSWER Definition:
A(n) ___________ lens is thicker in the middle than at its edges.
Terms:
- concave
- convex
Lens - CORRECT ANSWER Definition:
A(n) ___________ is a type of transparent material that has one or two curved surfaces.
Terms:
- mirror
- lens
Concave - CORRECT ANSWER Definition:
A(n) _____________ lens is thin in the middle and thick at the edges.
