EMS and Redshift

Last updated over 3 years ago
15 questions
1

After watching the video, what types of Electromagnetic Radiation do you use or encounter in your every day life?

1

Which type of electromagnetic radiation has the lowest energy?

1

Which type of electromagnetic radiation has the highest energy?

1

What does wavelength measure? Draw a picture if that helps you answer the question.

1

What does frequency measure? Draw a picture if that helps you answer the question.

1

Describe the relationship between the energy and wavelength of electromagnetic radiation.

1

Describe the relationship between the energy and frequency of electromagnetic radiation.

1

What color of visible light has the highest energy? What can you say about the frequency and wavelength of this light?

1

What color of visible light has the lowest energy? What can you say about the frequency and wavelength of this light?

1

If an object in the universe is not moving, predict what will happen to the wavelength and frequency of light that we see here on earth.

1

If an object in the universe is moving away from us, predict what will happen to the wavelength and frequency of light that we see here on earth. Hint: Would the light waves shift towards the red or blue side of the visible spectrum?

1

If an object in the universe is towards us, predict what will happen to the wavelength of light that we see here on earth. Hint: Would the light waves shift towards the red or blue side of the visible spectrum?

1

According to the Big Bang Theory, the universe is constantly expanding. Predict if light waves coming from a distant object would shift towards the red or blue side of the visible spectrum if the universe was expanding, that is objects were moving away from us.

1

What is redshift?

10

Explain how the Doppler Effect and redshift provide evidence to support the Big Bang Theory.