Free Exam: 26iesoHR_Session3_Primary4
Number of Questions in Test: 30
Number of Questions in Preview: 5
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[size=4]A scientist observes a sample of unknown gas in a syringe. When the plunger is pushed, the volume decreases significantly. What defines this sample as matter in this specific context?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
[size=4]You are sorting substances: a gold ring, distilled water, and oxygen. How should you classify the gold ring based on the purity of its composition? [/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 3
[size=4]A balloon filled with air is placed in a freezer. After an hour, the balloon shrinks. Which characteristic of gases best explains this specific observation?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 4
[size=4]A chef pours honey, water, and oil into a jar. They form layers. What property is most relevant to sorting these liquids into layers?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 5
[size=4]You have a pile of "Oobleck" (cornstarch and water). When you squeeze it, it feels like a brick; when you let go, it flows like syrup. What is the most analytical way to categorize its state?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |