Air Resistance

When a falling object stops accelerating and falls at a constant speed, it is

• fluency

• constant velocity

• acceleration

• terminal velocity

If you jump out of an airplane, which two forces are acting on you?

• Gravity and friction

• Force and gravity

• Gravity and Air Resistance

The larger the surface area of the moving object, the ___________ air resistance there is.

• less

• more

The more streamlined an object is, the...

• More air resistance

• less air resistance

Tags

NGSS.MS-ETS1-2

Which two of these forces act on parachutes?

• Air Resistance

• Gravity

• Thrust

• magnetism

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Air resistance is a type of friction.

• True

• False

Why does a feather fall through the air more slowly than a bowling ball?

• Feathers come from birds so they can fly.

• Air resistance

• I don't know.

Tags

NGSS.MS-PS2-2

What is the primary force that opposes the motion of objects through the air?

• Gravity

• Air Resistance

• Magnetic Force

• Nuclear Force

Which of the following factors does NOT affect air resistance on a falling object?

• Shape of the object

• Speed of the object

• Color of the object

• Surface area of the object

When a skydiver reaches terminal velocity, what can be said about the forces acting on them?

• Gravity is greater than air resistance

• Air resistance is greater than gravity

• Gravity and air resistance are equal

• There are no forces acting

Tags

NGSS.MS-PS2-4