Diffusion 1
What organs of the body have a huge surface area to speed up the diffusion of oxygen?
Lungs
What does increasing temperature do to the speed of diffusion?
Which 2 state of matter have fixed volumes?
Solids and liquids
A substance melts at 60oC. What state of matter would it be in this room?
Solid
Which state of matter fills the bottom of its container?
What organs of the body have a huge surface area to speed up the diffusion of digested soluble food?
Intestines
Gases
Which state of matter completely fills its container?
Gases
A substance boils at 5oC. What state of matter would it be in this room?
Gas
Which state of matter has the strongest forces between particles?
Solids
What organs of the body have a huge surface area to speed up the diffusion of waste products from the blood?
Kidneys
In which state of matter does diffusion not happen?
Solids
Glass is not a solid but in fact a super, super thick what?
Liquid
What change in state occurs when we boil water?
Liquid to gas
Which gas has particles that move around faster than air particles
Helium or Hydrogen
What organs of a fish have a huge surface area to speed up the diffusion of oxygen?
Gills
How do the particles in ice compare to those in water?
More ordered
Shaving foam is made from these two states of matter
Liquid and gas
Deposition is the change straight from a gas into a ....
Solid
Jack says that lead is always a solid. Is Jack correct?
No
What metal makes up most of solid steel?
Iron
What C G is a measure in the difference in the number of particles between two points
Concentration gradient
There is a state of matter called plasma that happens when gases get super hot. Where on Earth might their be plasma?
Nuclear bombs, lasers
What do we call the change straight from a solid into a gas?
Sublimation
What is the third commonest gas in the atmosphere? A
Argon