Grade 5 revision

What force do brakes use to stop a moving bicycle?

• Gravity

• Friction

• Air resistance

• Magnetism

The table shows properties of some natural materials.

Which material should be used to make a low-cost hat to keep a person’s head cool?

• cotton

• wool

• silk

• rubber

A cactus has thick stems that hold water. How does a thick stem help the cactus?

• It protects the cactus in a flood.

• It helps the cactus survive when there is little sunlight.

• It protects the cactus from being eaten by insects.

• It helps the cactus survive in a dry environment.

A man is looking for his cat at night. It is completely dark outside. The man shines his torch at the tree. Which of the following correctly completes the sentence? The man sees the tree because...

• The tree’s light reflects into his eyes.

• The torch’s light reflects off the tree into his eyes.

• Light reflects from the tree to the torch.

• Light from his eyes reflects off the tree.

Which of these is an example of water changing from water vapour to liquid?

• Moisture forming on a mirror when you breathe on it.

• Sweat forming on your body when you sweat.

• Ice cubes melting when you put them in a warm liquid.

• A pond drying up in dry weather.

Zainab has a salt solution. She wants to separate the salt from the water. What should she do?

• Filter the solution.

• Freeze the solution.

• Evaporate the water.

• Pour the water out of the container.

The first step in the water cycle is evaporation. What gives water the energy to evaporate?

• The Sun

• The wind

• The clouds

• The waves

Which type of graph would be best for recording the plant’s growth over one week?

• Pie chart

• Bar graph

• Line graph

• Pictogram

Lauren makes a circuit. The light bulb is not bright. What should she do to make the bulb shine more brightly?

• Add another buzzer to the circuit.

• Add a switch to the circuit.

• Remove the buzzer from the circuit.

• Remove a cell from the circuit.

Penguins live in very cold environments.

What feature helps them stay warm?

• Black and white colour.

• Thick layer of feathers.

• Ability to swim under water.

• Ability to survive for weeks without food.