13.2

Which principle states that a change in the pressure at any point in a fluid in a closed container is transmitted equally and unchanged in all directions throughout the fluid?

• Archimedes' principle

• Bernoulli's

  principle

• Newton's

  principle

• Pascal's

  principle

Which of the following statements is true about an airplane wing during flight?

• air above the wing travels faster than air below the wing

• air below the wing travels faster than air above the wing

• the wing exerts pressure equally in all directions

• the lift acting on the wing reduces the weight of the wing

In a hydraulic lift system, an increased output force is produced because a constant fluid pressure is exerted on the larger area of the output piston.

• true

• false

Click All That Apply: What things did Newton concluded Earth needs to stay in orbit around the sun and the moon in orbit around Earth?

• Inertia

• Gravity

• Motion

• Mass

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

True or False: The changing relative positions of the moon, Earth, and sun cause the phases of the moon.

• True

• False

Tags

NGSS.MS-ESS1-1

What Moon phase is this?

• Waxing Gibbous

• Waning Gibbous

• Third Quarter

• Waning Crescent

Tags

NGSS.MS-ESS1-1

What Moon phases is this?

• First Quarter

• Third Quarter

• Last Quarter

• Waxing Crescent

Tags

NGSS.MS-ESS1-1

What is an ozone layer?

• a thin protective layer around the earth (in the stratosphere)

• a cloud blanket in the sky

• water vapors from the ocean

What is the name of the international agreement committing parties to phasing out ozone depleting substances and phasing out chlorofluorocarbons (CFCs)?

• Vienna Protocol

• Paris Agreement

• Montreal Protocol

• Antarctic Convention