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WorksheetsForce, Pressure, Density for 3-2/3-3
Total questions: 25
Worksheet time: 16mins
How do you Calculate Pressure
Force(N)/Area(m2)
Force(kg)/Area(mi2)
Area(m2)/Force(N)
Why won't you sink in mud if you wear boots?
Because the surface area is larger creating less pressure.
Has air in it to keep you floating.
Because the mud won't want you.
Watch the tyres of tractor rolling. Rear tyres are broader because
It looks good.
Broader tyres lessen the muscular Force required.
Broader tyres lessen the pressure on ground.
Broader tyres lessen the friction on ground.
A spring balance is used for measuring
Mass
Weight
Pressure
Speed
Leaves fall down on the ground due to
Electrostatic force
Magnetic force
Gravitational force
Muscular force
_____ is the amount of substance of an object.
Mass
Weight
Density
Volume
_____ may change depending on the location.
Mass
Weight
Density
Volume
The mass of a box is 100 kg.
If g = 10 N/kg, the weight of the box is _____.
10 N
100 N
1000 N
10000 N
The S.I. unit of weight is _____.
kg
N/kg
J
N
A boy weighs 500 N on earth.
His weight on moon is _____ N.
(g on Earth = 10 N/kg, g on Moon = 1.7 N/kg)
29
85
290
850
What unit of measurement is used for mass in physics?
Liters
Kilograms
Meters
Kelvins
Newtons
Which of the following statements is FALSE
The weight of an object is equal to its mass multiplied by the acceleration of gravity.
More massive objects experience a greater force of gravity than less massive objects.
The weight of an object on Earth is identical to the weight of the same object on the moon.
All statements are true
Which of the following statements is FALSE
An object weighs differently on the moon as it does on Earth because its mass varies with location.
An object's weight is the force of gravity that acts upon it.
The kilogram is a unit of mass and the Newton is a unit of weight.
All statements are true
Density is define as
the mass per unit area
the mass per unit volume
the ratio of density of a substance to the water.
triple beam balance
ruler
thermometer
measuring cylinder
A piece of copper has a mass of 89g and a volume of 10.0 cm3. What would be the density of the copper?
0.89 g/cm3
89 g/cm3
8.9 g/cm3
890 g/cm3
There are 24 cm3 Find the total mass.
I am confident in this chapter
1 : Not at all! I need to revise all over again
4 : I am very confident! I can teach others!
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