Question # 1

As we go up in the air.

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Atmospheric pressure increases

Atmospheric pressur edecreases

Atmospheric pressur edoes not change

Atmosphericpressur ebecomes zero at the height of 1 km

Unit of Pressure is

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Joule

Newton

Nm2

Nm-2

What causes object to move.

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Velocity

Unbalnced forces

Balanced force

Friction

Two equal forces actat the same time on the same stationary object but in the opposite directions. Which statement describes the object's motion.

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The object changes direction

The objet accelerates

The object remains stationary

The object moves at a constant speed

The force acting normally unit area is.

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Strees

Strain

Motion

Pressure

A force of 1800 N is acting on the surface area of 0.06 m2. The pressure exerted by he force will be.

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3 kPa

30 KPa

300 kPa

3000 kPa

The SI unit of pressur eis.

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Watt

Joule

Pascal

Newton

1 kPa=

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1000 Pa

100 Pa

1056 Pa

800 Pa

When same amount of force is applied on differente areas, it exerts.

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Low pressure on small area

No Pressure on small area

High pressur eon small area

High pressur eon large area

A student pushes against a tree with a force of 10 newtons. The tree does not move. What is the amount of force exerted by the treen on the student.

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0

5 N

10 N

20 N

People on hills experience atomospheric pressure.

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More than that at the sea level

Less than that at the sea level

same as that at the sea level

Four times more than that at the se alevel

Water Pressure increases by ............ for every one metre down in a lake or in an ocean.

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8000 Pa

9000 Pa

10000 Pa

11000 Pa

What is true formula.

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Densit = Mass x volume

Density = Mass/volume

Volume =Mass x volume

Density = volume/Mass

A .......... force actingon a stationary object could make the object start moving.

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Balanced

Inclined

Unbalanced

Perpedicular

Pressure =

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Force /Area

Area/force

Area x Force

Area + force

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