Space Science Unit 4 Lesson 1 Images from Space (pgs. 187-199)
On the Same Wavelength
1. Energy traveling as electromagnetic waves is
called_______________________________________
2.________________________ is the distance
between two adjacent crests or troughs of a wave.
To See or Not to See
How electromagnetic radiation is detected
1.____________________________________telescopes
collect ______________________ light with a mirror or
lens.
2. The telescope that uses mirrors to collect light is called
_______________________________________________
____
3. ________________________ measures the number
of waves passing a point per second.
4. A higher-frequency wave carries ______________
energy than a lower-frequency wave.
5. A _______________________ is a continuous range
of a wavelegth.
6. List the 6 types of electromagnetic radiation
starting with the longes wavelegth.
Longest __________________________________
__________________________________
__________________________________
__________________________________
__________________________________
__________________________________
__________________________________
Notes:
3. A telescope that uses lens to collect light is called
_______________________________________________
____
4. The_____________________ the lens or mirror, the
____________________ light that can be collected.
5. ___________________ telescopes use metal mirrors to
reflect radio waves.
6. There are also infrared, ultraviolet and X-ray telescopes.
The View from Above
How can people observe Earth from space?
1. Observations of Earth from space is called
_____________________ ______________________.
2. _________________________________ orbit Earth at
different altitudes and in different directions.
3. A ________________________________ satellite always
remains above the same location as on the ground as Earth
rotates below it.