Countries that face water shortage can ___________________.
A: reuse water
B: recycle water
C: obtain water from seawater
D: build more reservoirs to collect rainwater
Your answer=,
Correct answer= D,
- The table below shows 4 households, A, B, C and D trying to save water over a period of 4 months. The table shows how much water each household had been using each month.
Which family appears to have been the least effective in its attempts to save water over the 4 months?
| Amount of water used each month (m3)
|
| January
| February
| March
| April
| 17
| 17 | 18
| 19
| 15
| 14
| 15
| 14
| 18
| 19
| 15
| 14
| 16
| 16
| 15
| 15
|
|
Your answer=,
Correct answer= A,
- Plants spread their branches and leaves to get as much _____________ as possible.
A: food
B: water
C: sunlight
Your answer=,
Correct answer= B,
- Which 1 of the following ways best describes water conservation?
Your answer=,
Correct answer= D,
- A beaker containing water at 10° C was left on a table at room temperature. After 5 minutes, water droplets were observed on the outer surface of the beaker.
What inferences can be made based on the experiment above?
A: The room temperature is higher than 10° C.
B: Condensation has taken place.
C: The water droplets come from the water in the beaker.
Your answer=,
Correct answer= A,
- Which of the following are some causes of water pollution?
A: Oil spills
B: Deforestation
C: Rubbish thrown from a ship
D: A gardener uses insecticide near a pond
Your answer=,
Correct answer= D,
- Which 1 of the following is not a matter?
Your answer=,
Correct answer= C,
- A glass of milk has the same volume as a block of butter.
They both __________________________________.
Your answer=,
Correct answer= D,
- Some drivers along a road noticed a fire engine and gave way to it.
What senses did all these drivers use to come to this decision?
A: Sense of sight
B: Sense of touch
C: Sense of smell
D: Sense of hearing
Your answer=,
Correct answer= B,
- 4 glass containers, A, B, C and D, were each filled with 200cm3 of water as shown below.
In which container will the water evaporate the fastest?
Your answer=,
Correct answer= B,