Vacuum Concepts Quiz

What is one of the learning objectives mentioned in the lesson?

• Understand the concept of gravity

• Understand the concept of vacuum

• Understand the concept of friction

• Understand the concept of energy

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the required accuracy for demonstration of learning of concepts related to vacuum?

• 50% accuracy

• 60% accuracy

• 70% accuracy

• 80% accuracy

Tags

NGSS.MS-PS3-4

What force calculation is part of the learning objectives?

• Calculate the force needed to create a magnetic field

• Calculate the force needed to create a vacuum pressure differential

• Calculate the force needed to create a gravitational pull

• Calculate the force needed to create a chemical reaction

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is the definition of a vacuum?

• Space in which there is no matter.

• Space filled with air.

• Space with high pressure.

• Space with normal atmospheric pressure.

How is a vacuum measured?

• In units of temperature.

• In units of pressure (Pascals).

• In units of volume.

• In units of density.

What is a partial vacuum?

• Space filled with air.

• Enclosed space from which part of the air or another gas has been removed.

• Space with high pressure.

• Space with normal atmospheric pressure.

In a vacuum or partial vacuum, how does the amount of matter compare to an environment at atmospheric pressure?

• There is more matter.

• There is the same amount of matter.

• There is much less matter.

• There is no difference in matter.

What is the pressure differential between atmospheric pressure and vacuum pressure called?

• ΔPvacuum

• ΔPatm

• ΔPforce

• ΔPsea

What is the maximum pressure differential that can be achieved at sea level?

• 2 bar

• 1 bar

• 3 bar

• 4 bar

What is the equivalent of one atmospheric pressure in psi at sea level?

• 10.5 psi

• 12.3 psi

• 14.7 psi

• 16.8 psi