NASA | Fermi Provides New Insights on Dark Matter

NASA | Fermi Provides New Insights on Dark Matter

Assessment

Interactive Video

Physics, Science

5th - 12th Grade

Hard

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Quizizz Content

FREE Resource

The video explores the mystery of dark matter, which is invisible yet crucial to understanding cosmic structures. It discusses how dark matter outnumbers ordinary matter and may consist of undiscovered subatomic particles like WIMPs. NASA's Fermi Gamma Ray Space Telescope plays a key role in searching for gamma rays from dark matter annihilation, particularly in dwarf spheroidal galaxies. Despite extensive data, no gamma rays have been detected, narrowing the possibilities for WIMP-based dark matter. The video highlights the importance of continued research and the discovery of new dwarf galaxies to enhance our understanding of dark matter.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the ratio of dark matter to ordinary matter according to NASA's WMAP findings?

10:1

4:1

2:1

1:1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of NASA's Fermi Gamma Ray Space Telescope in the study of dark matter?

To measure the temperature of stars

To detect gamma rays from dark matter annihilation

To study the cosmic microwave background

To map the distribution of galaxies

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are dwarf spheroidal galaxies significant in the search for dark matter?

They contain no dark matter

They are the largest galaxies in the universe

They are the brightest galaxies

They have high amounts of dark matter and lack gamma ray-emitting objects

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Fermi scientists find when they analyzed data from 10 dwarf galaxies?

A new form of ordinary matter

No sign of gamma rays from WIMP annihilation

Evidence of gamma rays from WIMP annihilation

A new type of star

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the discovery of new dwarf galaxies impact the search for dark matter?

It makes the search less sensitive

It has no impact

It makes the search more sensitive

It complicates the search