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PHYSICAL SCIENCE - Ch. 5
Test Description: Quiz
Instructions: Answer all questions to get your test result.
1) Which is NOT a fluid ?
A
gasoline
B
water
C
they all are fluids
D
air
2) Pressure is measured in
A
Watts
B
Newtons
C
Pascals
D
Horsepower
3) Which statement about pressure is NOT true ?
A
The air pressure on you at sea level would be zero Pa
B
Pressure decreases as you climb a mountain
C
Atmospheric pressure is the weight of the air above you
D
Pressure increases as you dive deeper into the ocean
4) If these were stacked in a jar which would make up the top layer ?
A
honey
B
vegetable oil
C
water
D
air
5) Why can a huge steel battleship float ?
A
because steel is so light
B
the water is pushing up harder than the ship is pushing down
C
it won't if there is a storm
D
water and steel don't mix
6) What explains why an airplane can fly ?
A
Archimede's principle
B
Aristotle's principle
C
Bernoulli's principle
D
Pascal's principle
7) What explains how a truck can be raised up on a hydraulic lift in a garage?
A
Bernoulli's principle
B
Archimede's principle
C
Pascal's principle
D
Einstein's Theory of Relativity
8) The force that opposes the motion of an object through a fluid is a ____ force.
A
buoyancy
B
density
C
drag
D
balanced
9) Why does a helium balloon rise up into the sky?
A
helium is lighter than air
B
air is less dense than helium
C
it is full of a gas
D
the wind is blowing
10) Which characteristic determines the density of a fluid ?
A
the number of particles and the distance between them
B
the energy of the particles
C
the mass of the particles and the distance between them
D
the shape of the particles
11) Which would have the greatest pressure applied to it ?
A
a hawk flying 300m above sea level
B
a person fishing off the coast of California
C
a fish swimming 20m below the surface
D
a mountain climber at an altitude of 4,400m
*select an answer for all questions
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