What is velocity?

• the quickness of an object
• the location of an object
• acceleration
• speed in a specific direction

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NGSS.HS-PS2-2

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A change in velocity over time is known as:

• acceleration
• constant speed
• average speed
• displacement

Tags

NGSS.HS-PS2-1

Calculate the acceleration for segment A.

• 2 m/s²
• 2 m/s
• -2 m/s²
• 0 m/s²

Tags

NGSS.HS-PS2-1

What happens to the velocity of a ball as it is dropped off a cliff? 

• It decreases at a uniform rate 
• It increases at a uniform rate 
• It is constant 
• It increases at a non-uniform rate

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NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What shape does a projectile make?

• Parabola

• Hyperbola

• Linear Line

• Projectiles do not follow a predictable path

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NGSS.HS-PS2-1

Two objects are released at the same time. One object is dropped in the vertical direction and one is launched horizontally into projectile motion. Which object hits the ground first?

• Both hit the ground at the same time

• The object dropped hits the ground first

• The object launched horizontally hits the ground first

• Unable to determine without further information

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NGSS.HS-PS2-4

Two identical balls, X and Y, are projected horizontally from the edge of a cliff. The path of each ball is shown in the picture. Which of the following statements are true (mark all that apply)?

• They have the same initial horizontal speed

• They have the same vertical acceleration

• They have the same initial vertical velocity

• They take the same amount of time to reach the water

The resistance of an object to any change in its motion is called ______________________.

• inertia

• friction

• gravity

• weight

The picture is an example of Newton's...

• 1st Law

• 2nd Law

• 3rd Law

The force of attraction between all matter.

• inertia
• friction
• net force
• gravity

Tags

NGSS.HS-PS2-4