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Science Unit1
4th grade
Question | Answer |
---|---|
How would you classify a pan balance, meter stick, triple balance, and thermometer? | All can be used as tools for measuring |
What tools can be used to measure volume? | Beakers and graduated cylinders |
What process occurs when water vapor becomes a liquid? | Condensation |
What physical changes when water becomes ice? | Liquid to a solid |
How will heat from a stove affect water in a pot? | The heat brings the water to boiling and puts off steam. |
Two boats floating, one appears lower in the water. What is the reason? | One is more dense. |
What happens to popcorn when the water inside the hull begins to boil? | The hole begins to crack and then it pops. |
What happened when the alka seltzer was placed in water? | It began to bubble - releasing gas bubbles |
3 safety rules in Science Lab | 1. Wait for instructions 2. Tell the teacher right away if something happens 3. Wear safety equipment |