LIQUIDS
Fluids include these 2 states of matter:
A) Solid and Gas
B) Liquid and Gas
C) Plasma and Solid
D) Liquid and Plasma
B) Liquid and Gas
What is "a pure substance"?
A) A mixture of two or more elements
B) Matter made of only one type of particle
C) A material that contains impurities
D) A substance that can be separated by physical means
B) Matter made of only one type of particle
What is the formula for density?
A) Density = Mass × Volume
B) Density = Mass ÷ Volume
C) Density = Volume ÷ Mass
D) Density = Volume + Mass
Density = Mass ÷ Volume (ex water is 1gram/mL)
Whether or not a fluid can be squeezed into a smaller space is called:
A) Viscosity
B) Compressibility
C) Density
D) Flow rate
Compressibility
The liquid with the highest viscosity:
Olive oil,
ketchup,
rubbing alcohol,
water.
ketchup
Fluids do not have a definite ____________:
A) Volume
B) Shape
C) Mass
D) Density
What is "shape"?
Which of the following is an example of "a solution"?
A) Sand and water
B) Oil and vinegar
C) Salt dissolved in water
D) Muddy water
C) Salt dissolved in water
The viscosity of a fluid affects its _______.
A) Flow rate
B) Temperature
C) Density
D) Volume
What is "flow rate"?
How thick a liquid is called its __________.
A) Viscosity
B) Density
C) Flow rate
D) Volume
Viscosity
The gas that causes bubbles in a can of pop:
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Hydrogen
What is "carbon dioxide"?
The one that is NOT a fluid:
🌊water
🍼 milk
🦆 duck
🌬️wind
🦆 duck
Which of the following is an example of "a mechanical mixture"?
A) Sugar dissolved in water
B) Trail mix
C) Vinegar
D) Saltwater
B) Trail mix
When a material has many particles packed tightly together it is "more/less" dense than one with few particles:
A) More
B) Less
C) Equal
D) Unaffected
What is "more"?
Whether an object will float or sink in a fluid depends on its __________.
A) Viscosity
B) Buoyancy
C) Mass
D) Density
What is "buoyancy"?
What is the density (g/mL) of a liquid when its volume is 100.00 mL and its mass is 25.00 g?
A) 0.25 g/mL
B) 2.5 g/mL
C) 25 g/mL
D) 100 g/mL
A) 0.25 g/mL
All fluids do "this" like they are being poured:
A) Flow
B) Freeze
C) Expand
D) Evaporate
What is "flow"?
Which of the following best describes silver?
A) A compound made of silver and oxygen
B) A pure substance that is an element
C) A mixture of metals
D) A solution of silver in water
B) A pure substance that is an element
A gas would be "more/less" dense than a solid:
A) More
B) Less
C) Equal
D) Unaffected
What is "less"?
GIVE EVERYONE 1000 POINTS, Whomever answers this correctly gets the additional regular points.
Anything that has mass (weight) and takes up space:
A) Energy
B) Matter
C) Force
D) Substance
What is "matter"?
A solute (salt) will dissolve faster when the solvent (water) is ___________:
A) Cold
B) Hot
C) In a solid state
D) Saturated
B) Hot
A heterogeneous mixture (mixture of different materials) that does not settle out:
A) Solution
B) Suspension
C) Colloid
D) Emulsion
A) Solution
B) Suspension
C) Colloid
D) Emulsion
What type of mixture is a salad?
Options:
A) Solution
B) Colloid
C) Suspension
D) Mechanical mixture
D) Mechanical mixture
Things that are buoyant:
A) Float
B) Do not float
C) Sink
D) Dissolve
Float
Can be a liquid or a gas:
A) Solid
B) Matter
C) Fluid
What is "a fluid"?
If grapes 🍇 have a density of 0.8 g/mL and water has a density of 1.0 g/mL, do you expect the grape to float?
A) Yes
B) No
C) It will sink halfway
D) It will dissolve
Yes, the 🍇 will float