Absorbency and Transparency

Free sample questions, a clear explanation, and 5 practice skills with an AI tutor that guides without giving the answer away.

Sample questions

1. What does it mean if a material is absorbent?

✓ It can soak up liquids.

○ It is very hard.

○ It lets light pass through.

○ It feels soft.

Answer: It can soak up liquids. — Think about what happens when a sponge touches water.

2. Which of these materials is best for soaking up a spill?

○ A plastic toy

✓ A paper towel

○ A metal spoon

○ A glass window

Answer: A paper towel — Which one would you grab to clean up spilled milk?

3. Why would you use a sponge to clean up spilled juice?

○ Because it is colorful.

○ Because it is fun to play with.

✓ Because it can soak up the juice.

○ Because it is shiny.

Answer: Because it can soak up the juice. — What job does a sponge do when you clean?

Define absorbency as a material's ability to soak up liquids.
Test and compare the absorbency of different materials (e.g., sponge, paper towel, plastic).
Define transparency as a material's ability to let light pass through.
Classify materials as transparent, translucent, or opaque based on light transmission.
Explain why a raincoat is made from a non-absorbent, opaque material, while a window is made from a transparent material.

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