Understanding Speed, Distance, and Time

Add the DST Triangle single sheet of Notebook paper to turn in..

Add TO NOTE THE FORMULAS FOR EACH LETTER: DISTANCE, SPEED & TIME

Work out ALL FIVE question in your notebook

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When an object's speed increases, its kinetic energy:

• Decreases

• Remains the same

• Increases

• Becomes zero

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the formula for calculating the average speed of an object?

• Average Speed = Total Distance / Total Time

• Average Speed = Total Time / Total Distance

• Average Speed = (Initial Speed + Final Speed) / 2

• Average Speed = Initial Speed × Final Speed

What is the formula for calculating speed?

• Speed = Distance × Time

• Speed = Distance / Time

• Speed = Time / Distance

• Speed = Distance + Time

Tags

NGSS.MS-PS3-1

What is the definition of speed?

• Distance/Time
• Change in velocity/Time
• A change in momentum

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NGSS.MS-PS3-1

What does the 'D' in the DST triangle represent?

• Direction

• Duration

• Distance

• Diameter

If a vehicle travels at 50 km/h for 3 hours, how far does it travel?

• 153 km

• 150 km

• 147 km

• 160 km

Calculate the speed of a train that covers 1800 km in 4 hours.

• 550 km/h

• 400 km/h

• 500 km/h

• 450 km/h

Tags

NGSS.MS-PS3-1

How long does it take for a snail to cover 120 mm at a speed of 15 mm/s?

• 6 seconds

• 8 seconds

• 10 seconds

• 12 seconds

What is the speed of a rocket that travels 384,000 km to the moon in 15.25 hours?

• 25,200 km/h

• 7 km/s

• 25,180 km/h

• 7,000 m/s