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Laabri

P05 EOTT - Moving by force

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Last updated about 1 month ago
36 Nsɛmmisa
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1.

Which of the following sets of equipment would be most useful for measuring the average speed of a slow moving object:

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2.

Which of the following sets of equipment would be most useful for measuring the instantaneous speed of a fast moving object:

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3.

Describe the motion of an object that is at equilibrium?

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4.

Which of the following objects is not at "equilibrium"?

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5.

Which of the following statements describes an object that has positive acceleration:

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6.

Which of the following statements describes an object that has negative acceleration (deceleration):

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7.

How does a distance-time graph (D-T graph) show the distance of an object from its starting point

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8.

How does a distance-time graph (D-T graph) show the speed of an object

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9.

How does a distance-time graph (D-T graph) show if an object is stationary

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10.

How does a distance-time graph (D-T graph) show if an object is moving towards its starting point

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11.

What is a fluid?

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12.

What force do fluids exert on a moving object?

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13.

Why do liquids produce more drag than gases?

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14.

What is relative motion?

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15.

How do we calculate the relative motion of two objects moving in opposite directions?

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16.

What is the correct equation for speed?

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17.

What is acceleration?

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18.

What is the graph showing?

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19.

What is the graph showing?

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20.

How does a resultant force change an objects motion?

Speed is a measure of how far an object has moved in a particular time.

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21.

Use the equation speed = distance ÷ time to calculate the speeds of the objects i to vi in the table.

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22.

Object A takes longer to travel the same distance than object B.

Does object A have a higher or lower speed?

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23.

Object A travels a larger distance than object B in the same amount of time.

Does object A have a higher or lower speed?

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Devontae was running in the playground and made a distance time graph of his journey.

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25.

How far does Devontae move in the first 4 seconds?

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26.

What is happening to Devontae’s motion between 4-6 seconds?

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28.

Describe Devontae's motion between 12 and 20 seconds.

Include whether he is moving away from, or towards his starting point.

A car has two forces acting on it:

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29.

What is the resultant force on the car?

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30.

Describe how the distance – time graph shows the car is accelerating.

A plane is flying through the air at a high speed.

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31.

What force will be pushing back against the plane as it moves forwards.

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32.

What will happen to the size of the force pushing back if the plane starts moving faster?

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33.

Explain why the force pushing the plane back will change if it starts moving faster.

A student measures the time it takes a metal ball to fall through 50 cm of fluid.

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34.

The student measured a value that was slightly different each time. What sort of error is causing these small unpredictable differences?

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24.

Describe the difference between average and instantaneous speed?

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27.

Is Devontae moving faster between 0-4 seconds or between 6-12 seconds?

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35.

Calculate the average time taken for the ball to fall 50 cm.

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36.

Explain why the student took repeat readings and calculated an average.