Unit 2 Physical Science

The velocity of any object at rest is:

• 0 m/s²

• 0 m/s

• 9.81 m/s

• -9.81 m/s²

According to the graph how far does the person travel in the first 5 seconds?

• 2 m

• 10 m

• 0 m

• 5 m

What is the average speed of the person during the first 5 seconds?

• 0 m/s
• 1 m/s 
• 3 m/s
• 6 m/s 

What is happening in this graph from point B to C?

• The object is going down a hill.

• The object is returning to its starting location.

• The object is slowing down.

• The object is staying still.

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What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft

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NGSS.HS-PS2-1

A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70. m/s over 62 meters. What's the acceleration?

• 51 m/s²

• 78 m/s²

• 39 m/s²

• 26 m/s²

Tags

NGSS.HS-PS2-1

If you travel 50 km/hr for 2 hours, how far will you get?

• 25 km
• 50 km
• 100 km
• 200 km

A Drake races in the 100 meter dash.  It takes him 10 seconds to finish.  What is his average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

The acceleration of objects falling on Earth due to gravity is

• free fall

• 9.8 m/s²

• 9.8 g/mL

• velocity

Tags

NGSS.HS-PS2-1

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