Diffusion in liquids and gases Practice exercise 2

Why does diffusion occur faster in gases than in liquids?

Using the illustration below, why does diffusion occur faster in gases than in liquids?    (1mark)       

Using the illustration below, why does diffusion occur faster in gases than in liquids?    (1mark)       

Using the illustration below, why does diffusion occur faster in gases than in liquids?    (1mark)        

According to kinetic theory, particles in liquids are:

According to kinetic theory, how are particles arranged in liquids?  (1 mark)

According to kinetic theory, how are particles arranged in liquids?  (1 mark)

According to kinetic theory, how are particles arranged in liquids?  (1 mark)

Two students added the same ink into cold and hot water separately. Which student observed faster spreading of colour?

Two students added the same ink into cold and hot water separately. Which student observed faster spreading of colour?   (1mark)

Two students added the same ink into cold and hot water separately. Which student observed faster spreading of colour?   (1mark)

Two students added the same ink into cold and hot water separately. Which student observed faster spreading of colour?   (1 mark)

John is seated in the living room and smells tea being prepared in the kitchen. What explains how the smell reached him?

John is seated in the living room and smells tea being prepared in the kitchen. What explains how the smell reached him?  (1mark)

John is seated in the living room and smells tea being prepared in the kitchen. What explains how the smell reached him?  (1mark)

John is seated in the living room and smells tea being prepared in the kitchen. What explains how the smell reached him?  (1mark)

What happens to the rate of diffusion when temperature increases?

What happens to the rate of diffusion when temperature increases?    (1mark)

What happens to the rate of diffusion when temperature increases?    (1mark)

What happens to the rate of diffusion when temperature increases?    (1mark)

What happens to the rate of diffusion when temperature increases?    (1mark)

What is the process called when particles move from an area of high concentration to an area of low concentration?

What is the process called when particles move from an area of high concentration to an area of low concentration?

What is the process called when particles move from an area of high concentration to an area of low concentration?

What is the process called when particles move from an area of high concentration to an area of low concentration?  (1 mark)

In which state of matter do particles move most freely?

In which state of matter do particles move most freely?   (1 mark)

In which state of matter do particles move most freely?   (1 mark)

In which state of matter do particles move most freely?   (1 mark)

The image below shows a drop of red food colour added to a glass of water. What physical process is taking place?

The image below shows a drop of red food colour added to a glass of water. What process is taking place?     (1 mark)

The image below shows a drop of red food colour added to a glass of water. What process is taking place?     (1 mark)

The image below shows a drop of red food colour added to a glass of water. What process is taking place?     (1 mark)

Mary spilled kerosene in one corner of the room. After 10 minutes, the whole room smelled of kerosene. What can be concluded from this event?

Mary spilled kerosene in one corner of the room. After 10 minutes, the whole room smelled of kerosene. What can be concluded from this event?    (1 mark)

Mary spilled kerosene in one corner of the room. After 10 minutes, the whole room smelled of kerosene. What can be concluded from this event?    (1 mark)

Mary spilled kerosene in one corner of the room. After 10 minutes, the whole room smelled of kerosene. What can be concluded from this event?    (1 mark)

The image below shows a scented candle lit at one end of a room. After some time, the scent is detected at the other end. What is happening?

The image below shows a scented candle lit at one end of a room. After some time, the scent is detected at the other end. What is happening?    (1 mark)

The image below shows a scented candle lit at one end of a room. After some time, the scent is detected at the other end. What is happening?    (1 mark)

The image below shows a scented candle lit at one end of a room. After some time, the scent is detected at the other end. What is happening?    (1 mark)