Grade 5 Science PT 11

Jenna has a glass of cold water on her desk. She notices that drops of water slowly form on the outside of the glass. What is the most likely explanation for the drops on the outside of the glass?

• Water is spilled over the side of the glass.

• Some water has soaked through the glass.

• Water vapour has condensed on the sides of the glass.

• Someone has sprayed the glass with water.

Jack pours water into an ice cube tray. He puts the tray into a freezer. Which property of the water changes as it freezes?

• the state of the water

• the mass of the water

• the shape of the water

• the flavour of the water

Zara does an experiment to find out which paper towel is best at absorbing water. What information should Zara not record?

• the make of the paper towel

• the number of paper towel sheets on one roll

• the size of a paper towel sheet

• the time it takes the towel to absorb liquid

The table shows how water can move in a room. Which object functions most like the Sun in the water cycle?

• the window glass

• the windowsill

• the cooker

• the pan

Tarn has a mixture of steel paper clips and elastic bands on her desk. What will happen when she holds a magnet over the mixture? The magnet will attract...

• both the paper clips and the elastic bands.

• only the paper clips.

• neither the paper clips nor the elastic bands.

• only the elastic bands.

When Adam throws the ball to Hassan, it travels in an arc-shaped path. The path is arc-shaped because of the force of Adam's throw and...

• friction.

• gravity.

• water resistance.

• magnetism.

Marek makes a parachute for his action figure. When Marek throws the action figure in the air, it falls quickly to the ground. What could Marek do to make the action figure fall to the ground more slowly?

• use shorter pieces of string

• use a larger plastic sheet

• add weights to the action figure

• cut holes in the plastic sheet

Zara measures the temperature at which a salt solution boils. She takes one temperature measurement of 105°C. Which is the best way to ensure that this measurement is accurate?

• repeat the investigation

• change the volume of water

• add more salt to the solution

• do the investigation without salt

For one week, Emma records air temperatures in a table. She makes a graph of her results. For which day does Emma make a mistake when plotting the data?

• day 3

• day 4

• day 5

• day 6

Adam's grandparents suggest different ways to keep fresh flowers alive for longer. He decides to investigate. What can Adam conclude from his results?

• The coin made the flowers live almost as long as the fertiliser.

• The coin reduced how long the flowers lived.

• Flowers do not stay alive with only water.

• The more fertiliser, the longer the flowers will live.