Astronomical Telescopes and Instruments Corresponds to Ch 4

Astronomical Telescopes and Instruments Corresponds to Ch 4 in book Astro by Seeds Prepared by: Julissa Garcia, Aramik Yousefian Hagop Hadjinian, Tatevik Grigoryan Activity director: Lilit Haroyan Faculty Advisor: Richard Rains START EXIT Funded by Title V HIS Grant at LAMC and U. S Department of Education

1. If a telescope has a large Aperture… HINT 1 2 3 4 There is less light It has no power to resolve detail There is less diffraction None of the Above 5 6 7 8 9 10 Exit

1. If a telescope has a large Aperture… HINT It has no power to resolve detail Correct! There is less light There is less diffraction 1 2 3 4 5 6 7 8 9 10 Exit next None of the Above

1. If a telescope has a large Aperture… HINT Incorrect The larger the Aperture the less the diffraction (when images are hard to see). next back 1 2 3 4 5 6 7 8 9 10 Exit

It lessens the difficulty to see back 1 2 3 4 5 6 7 8 9 10 Exit

2. What does a Refracting telescope use? HINT 1 2 3 4 5 6 Glass lens Mirror Computer Rainbows 7 8 9 10 Exit

2. What does a Refracting telescope use? HINT Correct! Glass lens next Computer 1 2 3 4 5 6 7 8 9 10 Exit Mirror Rainbows

2. What does a Refracting telescope use? HINT Incorrect Remember Mirror Lens Reflect (reflecting telescope), whereas Glass Lens are Refracting telescope. next back 1 2 3 4 5 6 7 8 9 10 Exit

Galileo had a refracting telescope back 1 2 3 4 5 6 7 8 9 10 Exit

3. According to the Spectrum of Visible Light… HINT 1 2 3 4 5 Violet has long wavelengths Red has long wavelengths Yellow has short wavelengths Pink has the strongest wavelengths 6 7 8 9 10 Exit

3. According to the Spectrum of Visible Light… HINT Violet has long wavelengths Correct! Red has long wavelengths next Yellow has short wavelengths 1 2 3 4 5 6 7 8 9 10 Pink has the strongest wavelengths Exit

3. According to the Spectrum of Visible Light… HINT Incorrect Red has longer wavelengths than blue, which are short. next back 1 2 3 4 5 6 7 8 9 10 Exit

This is the color of tomatoes back 1 2 3 4 5 6 7 8 9 10 Exit

4. A Photon is a: HINT 1 2 3 4 A Photographic camera A sub particle of fungi A Particle of light A red wavelength 5 6 7 8 9 10 Exit

4. A Photon is a: HINT A Photographic camera Correct! A sub particle of fungi next A Particle of light 1 2 3 4 5 6 7 8 9 10 A red wavelength Exit

4. A Photon is a: Incorrect Photons are particles of light that we cannot see but move through light. next back 1 2 3 4 5 6 7 8 9 10 Exit

Photons are passing through you right now through the computer screen back 1 2 3 4 5 6 7 8 9 10 Exit

5. VLA stands for what? HINT 1 2 3 4 5 Very Large Array Vegetarians Love Asparagus Violet Length Array Radio Images of the Sky 6 7 8 9 10 Exit

5. VLA stands for what? HINT Very Large Array Correct! next Violet Length Array 1 2 3 4 5 6 7 8 9 10 Vegetarians Love Asparagus Radio Images of the Sky Exit

5. VLA stands for what? HINT Incorrect Very Large Arrays look like huge Dish satellites with antennas. next back 1 2 3 4 5 6 7 8 9 10 Exit

It is a very large dish… back 1 2 3 4 5 6 7 8 9 10 Exit

6. According to the Electromagnetic Spectrum: HINT 1 2 3 4 Gamma Rays are the strongest Radio waves are strongest X-Rays are the weakest None of the above 5 6 7 8 9 10 Exit

6. According to the Electromagnetic Spectrum: HINT Gamma Rays are the strongest Correct! X-Rays are the weakest 1 2 3 4 5 6 7 8 9 10 Exit next Radio waves are strongest None of the above

6. According to the Electromagnetic Spectrum: HINT Incorrect Gamma rays are deadly, followed by x-rays and other weaker forms of waves are microwave and radio (weakest). next back 1 2 3 4 5 6 7 8 9 10 Exit

They appear in the right side of the spectrum… back 1 2 3 4 5 6 7 8 9 10 Exit

7. UV wavelengths… HINT 1 2 3 4 Are Long wavelengths Has No wavelengths Are short wavelengths All wavelengths 5 6 7 8 9 10 Exit

7. UV wavelengths… HINT Are Long wavelengths Correct! Are short wavelengths 1 2 3 4 5 6 7 8 9 10 Exit Has No wavelengths next All wavelengths

7. UV wavelengths… HINT Incorrect In the spectrum everything on the left is longer wavelengths, and everything on the right has shorter wavelengths, the UV rays are in middle left. next back 1 2 3 4 5 6 7 8 9 10 Exit

They are next to visual lights on the left side of the spectrum. back 1 2 3 4 5 6 7 8 9 10 Exit

8. VLBI stands for what? HINT 1 2 3 4 Very Large Batman Ice Very Large Base interferometer Very Large Base Infrared None of the above 5 6 7 8 9 10 Exit

8. VLBI stands for what? HINT Very Large Batman Ice Correct! Very Large Base Infrared 1 2 3 4 5 6 7 8 9 10 Exit next Very Large Base interferometer None of the above

8. VLBI stands for what? HINT Incorrect VLBI’s use Interferometry in radio arrays to get images and information from space. next back 1 2 3 4 5 6 7 8 9 10 Exit

It uses interferometry… back 1 2 3 4 5 6 7 8 9 10 Exit

9. Radio astronomy is… HINT 1 2 3 4 The study of celestial objects through radio The study of volcanic activity The study of astronomy through stars None of the above 5 6 7 8 9 10 Exit

9. Radio astronomy is… HINT The study of celestial objects through radio Correct! The study of astronomy through stars 1 2 3 4 5 6 7 8 9 10 Exit The study of volcanic activity next None of the above

9. Radio astronomy is… HINT Incorrect Radio includes all aspects of space discovery through radio. next back 1 2 3 4 5 6 7 8 9 10 Exit

Astronomy is the study of the universe…radio implies… back 1 2 3 4 5 6 7 8 9 10 Exit

10. Chromatic aberration is seen in which type of telescope? HINT 1 2 3 4 5 Reflecting telescopes Refracting telescopes Radio telescopes Galileo’s telescope 6 7 8 9 10 Exit

10. Chromatic aberration is seen in which type of telescope? HINT Reflecting telescopes Correct! Refracting telescopes next Radio telescopes 1 2 3 4 5 6 7 8 9 10 Galileo’s telescope Exit

10. Chromatic aberration is seen in which type of telescope? HINT Incorrect Chromatic aberration is when the colors get a “smudged” look. next back 1 2 3 4 5 6 7 8 9 10 Exit

These are telescopes with glass lens back 1 2 3 4 5 6 7 8 9 10 Exit

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