Science 2 Honesty

1. What is the bad effect of moving air ?

• A. Moves the windmill .

• B . Moves the sailboat .

• C .Produces storms and tornadoes .

2. Which of the following is the natural source of water ?

• A . Drain

• B . Lake

• C . Puddle

Read the statement below .

-Worms breathe in the soil .

-Fish breathe in the water .

-Humans breathe on land .

What conclusion can be made based on the statements above ?

• A .Air can move .

• B .Air is around us .

• C . Air important for breathing .

4. What is the natural flow of water ?

• A . The water flows in the same position .

• B . The water flows from lower areas to higher areas .

• C . The water flows from higher areas to lower areas .

5. What will happen when the water flow disrupted ?

• A . Earthquake

• B .Flood overflow

• C . Thunderstorm

6. Pupils are design a model car as shown in the diagram above . Predict the speed when number of balloon on the car increases to 2 .

• A . The speed of the model car increased .

• B . The speed of the model car decreased .

• C . The speed of the model car remained the same .

7 . Which of the following gases is used for breathing ?

• A . Nitrogen

• B . Oxygen

• C . Carbon dioxide

8 . What does mixture mean ?

• A .Mixture is formed when one substance is put in a container .

• B . Mixture is formed when two substances are mixed in a container .

• C . Mixture is a material that can be dissolved in the water .

9. Pupils carry out an experiment .The teacher instructs the pupils to separate the mixture of sand and salt water by using filter tunnel and filter paper .

Which of the following statement is TRUE about the experiment ?

• A . The salt is in the filter paper .

• B . The sand is in the filter paper .

• C . The sand and the salt are in the water .

10 . Which of the following materials can be dissolved in the water ?

• A .Peanuts

• B . sand

• C . Sugar