Unit 2 Light and Astro Test

Unit 2 Light and Astro Test

Assessment

Flashcard

Physics

9th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What determines the lifetime of a star?

Back

The mass of the star determines its lifetime.

2.

FLASHCARD QUESTION

Front

What is the movement of distant galaxies relative to us?

Back

Distant galaxies are generally moving away from us.

3.

FLASHCARD QUESTION

Front

How do radio waves compare to visible light in terms of wavelength?

Back

Radio waves have longer wavelengths than visible light.

4.

FLASHCARD QUESTION

Front

What is the speed of radio waves compared to visible light?

Back

Both radio waves and visible light travel at the same speed in a vacuum.

5.

FLASHCARD QUESTION

Front

What type of electromagnetic radiation do cell phone cameras detect?

Back

Cell phone cameras detect visible light.

6.

FLASHCARD QUESTION

Front

What is the relationship between pitch and frequency in sound?

Back

Lower pitch sounds correspond to lower frequencies.

7.

FLASHCARD QUESTION

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation.

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