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Answer 1

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Question 1. Can you push the plunger all the way through syringe while your thumb presses on the tip of the plunge? Why or why not?

Answer 1. No, the plunger cannot be pushed all the way through the syringe. It is because the plunger can be pushed until the 15 milileters level of the syringe and then it goes back near the 26-27mL level.

Question 2. What do you feel as you push the plunger?

• This time push the plunger of the syringe all the way to the end of the syringe. Suck water from the cup or the container up to 30 milileters level of the syringe. Cover tightly tip of syringe from your thumb.

Answer 2. No we cannot push it. Nothing will be changed.

Question 3 What do you feel as you push the plunger?

Answer 3. When we push the plunger we can feel the air pushing back.

• But when we stop pushing, the air inside the syringe will return to its original size.

Question 4. Compare what you feel when you pushed the plunger with air and with water.

★ While I pushed the plunger with air then I think that air is pushing back.

★ While I pushed the plunger with water then I feel nothing

Question 5. Explain what you observe. You may represent your comparison by drawing an illustration of the syringe and the particle of air and other illustration of the syringe and the particle of water.

• Tap ½ of tap water in the transperent glass bottle.

• Tap ½ of tap water in the beaker or the cup.

Observe!

Answer 5. Kindly refer to the attachment for your this answer. Attachment 1st refer to illustration of the syringe and the particle of air and attachment 2nd refer to the illustration of the syringe and the particle of water

Question 6. Did water take the shape of container?

Answer 6. Yes, water take the shape of container.

Question 7. What do you observe write them.

Answer 7. Sand is a solid but acts sort of like a liquid because its tiny pieces take the shape of the container you pour it into.

Question 8. Did rock salt or sand take the shape of the bottle? Dis the particle of rock salt take change?

Answer 8. Yes, the rock salt or sand takes the shape of the bottle. No, the particles of rock salt did not change it's shape. Its remains its shape but follows the shape of the container.