Clicker Student Questions

All hypotheses . . .

• are educated guesses

• must be testable

• are capable of being proven wrong

• All of the above

In the scientific method, after sufficient testing, an idea or discovery can become a . . .

• law, principle, or theory

• proportionally constant

• hypothesis

• self-evident truth

A quantity of 15 m/s to the north is a measure of . . .

• Velocity

• Speed

• Mass

• Acceleration

• Force

Suppose that A has a greater mass than B. If A and B are subject to the same amount of force which will accelerate more?

• A

• B

• It will depend on their initial speed

• Both will accelerate the same

Tags

NGSS.MS-PS2-2

Which device (or devices) in a car can cause the car to accelerate?

• Steering wheel

• brake

• gas petal

• All of the above

Tags

NGSS.MS-PS2-2

Is it possible for an object to be moving at a constant speed and have a changing velocity?

• Yes

• No

Ignoring air resistance, an object falling near the surface of the earth has an acceleration that is . . .

• Constant

• Increasing

• Decreasing

Tags

NGSS.HS-PS2-1

Ignoring air resistance, an object falling toward the surface of the earth has a velocity that is . . .

• Constant

• Increasing

• Decreasing

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-1

Which has the greater density: 1 kilogram of water or 10 kilograms of water?

• 1 kilogram of water

• 10 kilograms of water

• You can't fool me, they both have the same density!

If gravity between the Earth and Moon suddenly vanished, the Moon would move in . . .

• A curved path

• A straight-line path

• An outward spiral path

• An inward spiral path

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4