2871322
Frage 1
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A fluid is any liquid that flows
Antworten
- True
- False
Frage 2
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Which of the following IS NOT a purpose of liquids
Antworten
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Transport solids
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Become Solids
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Hold other materials
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Expand Solids
Frage 3
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A slurry is a mixture of:
Antworten
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Solids and Gases
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Solids and Liquids
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Solids and Plasma
Frage 4
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The Particle Theory describes matter and its behavior
Antworten
- True
- False
Frage 5
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When objects heat up, they gain forces of attraction and spread apart
Antworten
- True
- False
Frage 6
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The formula for density is:
Antworten
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Density=Mass/Volume
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Density=Force/Area
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Density=Force x Distance
Frage 7
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The main point of the ball and ring experiment was to prove that global warming is having a major effect on our everyday lives
Antworten
- True
- False
Frage 8
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Viscosity:
Antworten
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Describes how dense a fluid is
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Is a fluid's resistance to flow
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Measures the speed at which a fluid flows from one point to another
Frage 9
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Density is the amount of mass contained in a given volume
Antworten
- True
- False
Frage 10
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Archimedes Principle states that when force is applied to an enclosed fluid, the increase in pressure is transmitted equally to all parts of the fluid
Antworten
- True
- False
Frage 11
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Fish have a swim bladder that enables them to fill their system with carbon dioxide and increase their density
Antworten
- True
- False
Frage 12
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The formula for pressure is: force/area
Antworten
- True
- False
Frage 13
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Compression is:
Antworten
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An increase in volume caused by force
-
A decrease in volume caused by force
Frage 14
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A hydraulic system is a system that uses a liquid under pressure to transmit a force to do work
Antworten
- True
- False
Frage 15
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A mechanism is
Antworten
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A group of physical parts that interact with one another
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Any device that helps us to work
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A machine that requires the application of a single force to do work
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Several different types of machines that work together to perform a specific function
Frage 16
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Weight is the amount of matter in an object
Antworten
- True
- False
Frage 17
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Work is done
Antworten
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When a force causes an object to move a distance
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When a machine changes the direction of a force
Frage 18
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Energy is the ability to do work
Antworten
- True
- False
Frage 19
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Energy is measured in
Antworten
-
Joules
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Meters
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Pascal's
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Centimeters
Frage 20
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Energy can be created but not destroyed
Antworten
- True
- False
Frage 21
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Friction
Antworten
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Is a force that opposes motion
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Is not calculated in IMA
-
Does not always exist in machines
Frage 22
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The input force is the force that the machine applies to the object or the force required to move the object
Antworten
- True
- False
Frage 23
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Which of the following is not one of the simple machines?
Antworten
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Wheel and Axel
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Screw
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Lever
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Bicycle
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Screwdriver
Frage 24
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How much of the Earth's surface is water?
Antworten
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70%
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45%
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3%
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55%
Frage 25
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2/3 of the Earth's water is groundwater
Antworten
- True
- False
Frage 26
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What is the underground freshwater reservoir is called the:
Antworten
-
Septic Tank
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Aquifer
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Water Table
Frage 27
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Which of the following is not a main watershed?
Antworten
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Hudson's Bay
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Caribbean
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The Dead Sea
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Gulf of Mexico
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Pacific
Frage 28
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Vancouver has a more regulated climate than Winnipeg
Antworten
- True
- False
Frage 29
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Water has a high heat capacity
Antworten
- True
- False
Frage 30
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When glaciers decrease in size sea levels would lower
Antworten
- True
- False
Frage 31
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A septic tank is commonly found in
Antworten
-
Rural Areas
-
Urban Areas
Frage 32
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The green method of filtering water is the waste water treatment plant
Antworten
- True
- False
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