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Kinetic molecular theory
Density
Volume
properties of fluids
Fluids
100
All matter is composed of molecules or other types of these.
What are particles?
100
How can you find the density if you know the volume and the mass?
What is D = m/v
100
A cylinder contains 15mL of water. A stone is placed in the cylinder and the water reaches 48mL. The volume of the stone is this.
What is 33mL?
100
Fluids can be thick or _______.
What is thin?
100
When water flows in a straight or almost straight line it is said to have this kind of flow.
What is laminar flow?
200
Particles are in constant ________.
What is motion.
200
A substance has a volume of 240mL. It has a mass of 144g. The density is this...
What is 0.60 g/mL?
200
A rectangular solid has a length of 5 cm, a width of 6 cm and a height of 3 cm. it's volume is this.
What is 90 cubic centimetres?
200
Some objects ______ better in one substance than another.
What is float?
200
Oil will float on water because it is less ______.
What is dense?
300
There are forces of ________ among particles.
What is attraction?
300
A rock has a volume of 550mL. It has a mass of 55g. It's density is this...
What is 0.10 g/mL?
300
This is a measure of the amount of space occupied by matter.
What is volume?
300
This is a substance that flows.
What is a fluid?
300
When water is broken and choppy it is said to have this kind of flow.
What is turbulent flow?
400
As a substance is heated, the force of attraction between the particles becomes _________.
What is weaker (smaller)?
400
A substance has a mass of 400g. It has a volume of 70 mL. It's density is this...
What is 5.71 g/mL?
400
This is the formula for calculating volume when you know the density and the mass.
What is volume = mass/density?
400
Three properties of fluids are viscosity, density and _______.
What is buoyancy?
400
The tendency of an object to sink in a fluid because the object weighs more than the fluid it displaces.
What is negative buoyancy?
500
Particles can move and slide past each other in this state of matter.
What is a liquid?
500
This is the density of water.
What is 1.0 g/mL?
500
This is found when measuring liquids; the "curved" surface where a liquid contacts the wall of a container.
What is a meniscus?
500
The resistance of a fluid to flowing and movement.
What is viscosity?
500
Wen the buoyant force acting on an object is stronger than the force of gravity, the object will do this.
What is float?