Mix And Flow Of Matter
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A grade 8 level Quiz about mix and flow of matter, WHIMS, Cells and Systems, Light and Optical System, mechanical System, and Fresh and Saltwater Systems.
- 1.Pressure is measured in ___ Work is measured in____ Force is measured in _____
- A.
Newtons,Pascales,Joules
- B.
Pascals,Joules,Newtons
- C.
Joules,Pascals,Newtons
- D.
Ml,g,ml squared.
- E.
None of the above
- 2.When air is released in a submarine it is able to dive.This process enable the sumbarine to
- A.
Decrease the viscosity
- B.
Decrease its pressure
- C.
Increase its buoyancy
- D.
Increase its density
- E.
Decrease its pressure
- 3.Condensation is The state in which a _______ goes to a _____
- A.
Gas to Solid
- B.
Liquid to Solid
- C.
Liquid to Gas
- D.
Solid to Gas
- E.
Gas to Liquid
- 4.When you measure how thick or thin something is your measure how _____it is,
- A.
Viscouse
- B.
Dense
- C.
Buoyant
- D.
None of the above
- 5.What is a solution?
- A.
When a solute dissolves in a solvent
- B.
When a colloid dissolves in a solvent
- C.
When a Solvent dissolves a solute
- D.
When a colloid dissolves in a solute
- E.
All the above
- 6.Fluid A has a flow rate of 9.2ml, per second, Fluid B has a flow rate of 10.5ml, per second. Compared to Fluid A, fluid B is...
- A.
The same
- B.
More Dense
- C.
More viscouse
- D.
Less Dense
- E.
Less Viscouse
- 7.All of the following are ways to increase Rate of Dissolving, exept...
- A.
Aggitation
- B.
Increase tempreture
- C.
Saturation
- D.
Decrease tempreture
- E.
Surface area
- 8.If it takes 60 seconds for 12 ml of dirty oil to flow out of an engie, the flow rate is....
- A.
0.2
- B.
20
- C.
5
- D.
0.5
- E.
720
- 9.
- A.
Buoyant force of rock
- B.
Buoyant force of water
- C.
Densirty of water
- D.
Mass of rock and water together
- E.
None of the above
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