DIFFUSION
3 minutes ago
gupta_nuts26_02936
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• Question 1
30 seconds
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Q.

Diffusion occurs only in solids

True

False

• Question 2
30 seconds
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Q.

How do the particles move in diffusion?

From a region of low concentration to a region of high concentration

From a region of high concentration to a region of low concentration

From a region of low concentration to a region of low concentration

From a region of high concentration to a region of high concentration

• Question 3
30 seconds
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Q.

How long does diffusion last?

Until the concentration of particles in the system is equal

(Select this answer and I swear i'll make it harder for you in the assessment task)

Until a region in the system has a greater concentration of particles than the other

Until the particles disappear from the system

• Question 4
30 seconds
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Q.

The movement of particles is __________, resulting in the particles being spread throughout the container

Structured

In a straight line

Random

In curved, way motions

• Question 5
30 seconds
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Q.

What happens to the coffee particles when coffee is added to hot water?

They sink to the bottom of the cup

They clump together

• Question 6
30 seconds
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Q.

What does a 'region with high concentration' mean?

An area with a SMALL number of particles

An area with a LARGE number of particles

An area with an UNEVEN number of particles

An area with no particles

• Question 7
30 seconds
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Q.

When does diffusion stop?

After a day and a night

When the particles are evenly spread out

When there are no particles left

When all the particles leave the system

• Question 8
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Q. Diffusion is the _______________ movement of particles freely in all directions to occupy the whole space available
constant orderly
constant random
continuous
fixed
• Question 9
30 seconds
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Q. Which gas will diffuse at the slowest speed?
oxygen
carbon dioxide
bromine
hydrogen
• Question 10
300 seconds
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Q. The picture  is an example of _________________.
isotonic
diffusion
osmosis
active transport
• Question 11
30 seconds
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Q. Diffusion is the movement of molecules from an area of _____ concentration to an ______ concentration
High, low
Low, high
Low, low,
High, high
• Question 12
180 seconds
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Q. The picture below is an example of _________________.
osmosis
isotonic
diffusion
active transport
• Question 13
30 seconds
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Q. An increase in temperature does what to diffusion?
Speeds it up
Slows it down
Has no effect
I wish i knew. Really I do.
• Question 14
45 seconds
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Q. The faster an object moves, the ________ kinetic energy it has.
more
less
none of the above
all of the above
• Question 15
30 seconds
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Q. What process occurs when WATER diffuses across a membrane?