Standard Science Primary 4 Matter

Study the classification chart below. Which of the following correctly describes P, Q, and R?

A P: Ice; Q: Water; R: Steam
B P: Milk; Q: Air; R: Wood
C P: Smoke; Q: Stone; R: Juice
D P: Oxygen; Q: Oil; R: Iron
Show Worked Solution

Worked Solution

Step 1: P has no fixed shape or volume (Gas). Step 2: Q has no fixed shape but fixed volume (Liquid). Step 3: R has fixed shape and volume (Solid).

Correct answer: P: Oxygen; Q: Oil; R: Iron

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