part 3: circle the correct answer
a. which has a longer wavelength? microwaves or infrared
b. which has a lower frequency? x rays or gamma rays
c. which has a higher frequency? visible or ultraviolet
d. which has more energy? radio/tv or infrared
e. which has more energy? red light or green light
f. which has a higher frequency? orange light or blue light
g. which has a shorter wavelength? ultraviolet or x rays
part 4: creative question
get a chromebook, poster, & ruler to research an electromagnetic spectrum chart and create your own using drawings, pictures, and labels. the chart must include the following: frequency of the wave, 2-3 examples of each wave type, label each part of the spectrum. (one per group)
part 5: exit ticket
write 2-3 complete sentences about how electromagnetic waves impact your life, and write your answer in your journal. show the teacher for approval. (everyone in the group must show their answer individually for teacher approval)

Question

part 3: circle the correct answer
a. which has a longer wavelength?  microwaves or infrared
b. which has a lower frequency?   x rays or gamma rays
c. which has a higher frequency?  visible or ultraviolet
d. which has more energy?        radio/tv or infrared
e. which has more energy?        red light or green light
f. which has a higher frequency?  orange light or blue light
g. which has a shorter wavelength? ultraviolet or x rays
part 4: creative question
get a chromebook, poster, & ruler to research an electromagnetic spectrum chart and create your own using drawings, pictures, and labels. the chart must include the following: frequency of the wave, 2-3 examples of each wave type, label each part of the spectrum. (one per group)
part 5: exit ticket
write 2-3 complete sentences about how electromagnetic waves impact your life, and write your answer in your journal. show the teacher for approval. (everyone in the group must show their answer individually for teacher approval)

Accepted Answer

### Part 3: Circle the Correct Answer
#### a.
# Brief Explanations:
In the electromagnetic spectrum, microwaves have longer wavelengths than infrared waves (microwaves are ~1 mm - 1 m, infrared ~700 nm - 1 mm).
# Answer:
Microwaves

#### b.
# Brief Explanations:
X - rays have lower frequency than gamma rays. Gamma rays have the highest frequency in the EM spectrum, and X - rays have a lower frequency than them.
# Answer:
X rays

#### c.
# Brief Explanations:
Ultraviolet (UV) light has a higher frequency than visible light. UV is beyond violet in the visible spectrum and has shorter wavelengths (higher frequency) than visible light.
# Answer:
Ultraviolet

#### d.
# Brief Explanations:
Energy of electromagnetic waves is related to frequency ($E = hf$, where $h$ is Planck's constant). Infrared has higher frequency than radio/TV waves, so infrared has more energy. Wait, no: Wait, radio/TV waves have lower frequency than infrared. So $E=hf$, higher frequency means more energy. So infrared has higher frequency than radio/TV, so infrared has more energy? Wait, no, the question is Radio/TV or Infrared. So infrared has higher frequency, so more energy. Wait, but let's check: Radio waves: frequency ~3 kHz - 300 GHz, infrared ~300 GHz - 430 THz. So infrared has higher frequency, so more energy. So the answer is Infrared.
# Answer:
Infrared

#### e.
# Brief Explanations:
Green light has a shorter wavelength (higher frequency) than red light. Using $E = hf$, higher frequency means more energy. Green light has higher frequency than red, so green light has more energy.
# Answer:
Green light

#### f.
# Brief Explanations:
Blue light has a shorter wavelength (higher frequency) than orange light. In visible light, blue is at the higher - frequency end (shorter wavelength) compared to orange.
# Answer:
Blue light

#### g.
# Brief Explanations:
X - rays have shorter wavelengths than ultraviolet (UV) light. X - rays are ~0.01 nm - 10 nm, UV ~10 nm - 400 nm. So X rays have shorter wavelengths.
# Answer:
X rays

### Part 4: Creative Question
# Brief Explanations:
1. **Research**: Use a Chromebook to find an electromagnetic spectrum (EM) chart (e.g., from NASA or educational sites). The EM spectrum includes radio, microwave, infrared, visible, ultraviolet, X - ray, gamma ray.
2. **Chart Creation**: On a poster, draw a horizontal axis (wavelength, left = long, right = short) and vertical axis (frequency/energy, bottom = low, top = high). Label each region:
   - **Radio/TV**: Examples: AM/FM radio, TV signals. Frequency: ~3 kHz - 300 GHz, Wavelength: ~1 m - 1 km.
   - **Microwave**: Examples: Microwave ovens, radar. Frequency: ~300 MHz - 300 GHz, Wavelength: ~1 mm - 1 m.
   - **Infrared**: Examples: Heat from fire, remote controls. Frequency: ~300 GHz - 430 THz, Wavelength: ~700 nm - 1 mm.
   - **Visible**: Examples: Red, green, blue light. Frequency: ~430 THz - 750 THz, Wavelength: ~400 nm - 700 nm.
   - **Ultraviolet**: Examples: Sunburn - causing rays, black lights. Frequency: ~750 THz - 30 PHz, Wavelength: ~10 nm - 400 nm.
   - **X - ray**: Examples: Medical X - rays, airport scanners. Frequency: ~30 PHz - 30 EHz, Wavelength: ~0.01 nm - 10 nm.
   - **Gamma Ray**: Examples: Nuclear decay, cosmic rays. Frequency: >30 EHz, Wavelength: <0.01 nm.
3. **Draw/Label**: Use colors (e.g., red for radio, orange for microwave, etc.), draw waves (longer waves on left, shorter on right), and add labels for frequency ranges, examples, and energy (higher at top).

### Part 5: Exit Ticket
# Brief Explanations:
Electromagnetic waves impact daily life in many ways. Visible light allows us to see the world around us, enabling activities like reading and driving. Microwaves heat food quickly in ovens, making meal preparation more efficient. Radio waves transmit TV and radio signals, keeping us informed and entertained.
(Write 2 - 3 sentences like this in your journal and show the teacher.)

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Part 3: Circle the Correct Answer

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Answer:

b.