Galaxy Article

Match

Match the words to know to their definition and the discussion question to its answer:

• a matter we can measure the effects of but not interact with directly

• a force that is causing the universe to expand faster than it should be

• a large collection of galaxies with extremely high mass

• How did scientists learn about dark matter?

• Is dark matter more or less common than normal matter?

Dark Matter

Dark Energy

Gravity Lens

Galaxies moving too fast

dark matter makes up most of matter

• Dark Matter

• Dark Energy

• Gravity Lens

• Galaxies moving too fast

• dark matter makes up most of matter

Multiple Choice

How did scientists discover there was more matter in the galaxy than they could see?

• Galaxies are spinning faster than they should

• Galaxies are spinning slower than they should

• Galaxies are brighter than they should be

• Galaxies are darker than they should be

Multiple Choice

What subatomic particle do scientists think dark matter might be made of?

• gluons

• quarks

• axions

• electrons

Multiple Choice

What is the relationship between gravity and mass?

• Lower mass means higher gravity

• Lower mass means lower gravity

• Mass does not affect gravity

Multiple Choice

What does a gravity lens allow scientists to do?

• See farther away objects

• See objects in more detail

• See objects behind other objects

Multiple Choice

What percentage of the matter in the universe is dark matter?

• 15%

• 55%

• 35%

• 85%

Canvas Links:
Article:https://hsccsd.instructure.com/courses/561773/modules/items/29362480
Cerca:https://hsccsd.instructure.com/courses/561773/modules/items/29266838
Article Online:

https://www.uwa.edu.au/study/-/media/Faculties/Science/Docs/Galaxy-classification.pdf 

• Make sure to read the captions of the pictures for some of the information you need to answer the questions.

Back of worksheet: 

Cerca Argument

• Remember to use a quote from this article in your cerca paragraph.

​12004890