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WorksheetsPhysical Quantities and Measurements
Total questions: 27
Worksheet time: 13mins
If the density and mass is known what is the correct formula to find volume?
v=m*d
v=m/d
v=d/m
v=d+m
Which statement is true about this picture?
The dish soap is more dense than the honey
The cherry tomato is more dense than the milk
The honey is less dense than the bolt
The water is less than the lamp oil
What is buoyancy?
The ability of an object to float on the water
The ability of an object to sink on the water
When an object floats in water it pushes some water out of the way. This is called...
Replacement
Displacement
Tidal waves
Making space
Who was the first person to connect displacement of water with buoyancy?
Mr. Müller
Plato
Archimedes
Picasso
True or false: The density of the liquid does not affect buoyancy
True
False
What can be the opposite force to the force of gravity?
Displacement force
Buoyant force
Normal force
Magnetic force
A ship will sink as long as the buoyant force is
less than the ship’s weight
equal to the ship’s weight
greater than the ship’s speed
less than the ship’s speed
Which of the following is NOT true of the buoyant force?
It acts in the downward direction
It acts against the force of gravity
It acts in the upward direction
It makes a submerged object feel lighter
Objects displace as much water as they
volume
mass
weight
What structure allows a submarine to gain weight to sink?
Hull
Tower
Ballast tanks
The S.I. Unit for density is:
kg/cm
kg/cm2
kg/m2
kg/m3
Which of the following will float on water?
Rubber 1.34 g/cm3
Corn Oil 0.93 g/cm3
Glycerine 1.26 g/cm3
Steel 7.81 g/cm3
Which of the following is the least dense?
Cork
Wood
Aluminium
Relative density has the same units as density.
True
False
If the relative density of an object is 0.8 g/cm3, it's relative density will be
800
0.8
80
8000
If the relative density of an object is 3200 kg/m3, it's relative density will be
32 X 103
3.2
320
3200
