Diffusion

Science

{{}} is the net movement of particles from an area of high concentration to an area of low concentration.

Which of these is an example of diffusion?

Diffusion happens more quickly at higher temperatures because particles have more energy in their {{}} energy store.

Match the adaptation of alveoli to the explanation.

Calculate the surface area to volume ratio of a cube with a side length of 10 cm. Give your answer as a decimal.

Which **two** of the following are leaf adaptations for diffusion?

regular arrangement, all particles touching and in rows

irregular arrangement, all particles touching

irregular arrangement, no particles touching

Match the state of matter to the correct arrangement of particles.

Which gas is taken in through the lungs and used for respiration?

Which piece of equipment is used to measure time?

Substances move in and out of cells through the cell {{}}.

In which state of matter are particles **not** free to move?

How could a glass of juice be made more dilute?