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10_Phys U1 Summative (45MC)

Last updated almost 6 years ago
45 questions
1

Acceleration is ...

1

The formula for average speed is

1

In velocity time graphs, the area under the line represents ...

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In displacement-time graphs, the gradient of the line represents...

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The magnitude acceleration due to Earth's gravity is

1

The 1st Newton's Law states that every object remains resting or moving with constant ___________ until external __________ is applied

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The main reason why we don't have acceleration according to one of the Newton's Law is...

1

The terminal velocity is reached when ...

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Is the measurement of the resistance of an object to change its state of motion. (start moving or stopping)

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When an unbalanced force moves the object with acceleration is part of ...

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Is the force that is opposed to the motion or to start moving.

1

Is the force that is perpendicular to the surface and is related to friction.

1

Choose the only true statement.

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The formula for Earth's gravitational force is ...

1

Mass and weight ....

1

Third Newton's Law says that for every actions there is a reaction in ...

1

A vector is a physical quanity with

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The letter "u" represents

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The unit for gravity is

1

In a projectile motion, the horizontal velocity is _______________.

1

If velocity 28.28 m/s, find the horizontal velocity

1

If velocity 28.28 m/s, to find the highest altitude ...

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If velocity 28.28 m/s, to find the range we should consider ...

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The final velocity reaching the starting point is

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The acceleration in this motion is

1

A car is traveling at +20m/s for 30 seconds, then returns decreasing the velocity until it stops in 20 seconds.
Find the total displacement.

1

This displacement-time graph represents...

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This displacement time graph represents

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This velocity time graph represents

1

Choose the only true statement

1

This is the area when the object is moving with acceleration zero.

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This is the area when use µd

1

What is the velocity when t=10s

1

What is the net force if the weight is 10,000 N? (g = 10)

1

If the net force is -400 N in this problem, How much is the applied force?

1

How much is the weight of the ball? (g=10)

1

How much is the weight of the crate? (g=10)

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How much is the mass of the crate? (g=10)

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How much is the maximum static friction of the crate? (g=10)

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What is the force of impact of the ball on the crate? (g=10)

1

Is it going to be moved after the impact of the ball on the crate? (g=10)

1

If g=10. How much is the normal force?

1

If g=10. How much is the friction force is net force is 3,000 N?

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If g=10. How much is the net force is frictional forces are 4,000 N?

1

If g=10. How much is the mass if frictional forces are -2,000 N?