Year 8 Science · Unit 3 · Lesson 10
Foundation Worksheet
Learning Goals
Odd one out
Circle the item that does not belong in each group. Then explain why it doesn't fit in the space provided.
| # | Group | Your answer (odd one + reason) |
|---|---|---|
| 1 | Safety goggles Lab coat Closed-toe shoes Sandals | |
| 2 | Fire blanket Eye wash station Fire extinguisher Test tube holder | |
| 3 | Wafting to smell Reading the MSDS Tasting a drop to identify Wearing gloves |
True or False? Fix the false ones
Circle T or F for each statement. If the statement is false, rewrite it correctly on the line below.
Safety goggles are only required when working with hot liquids — they are not needed for room-temperature chemicals.
Correct it:
A flammable hazard symbol on a chemical bottle means the substance can catch fire easily and should be kept away from open flames.
Correct it:
At the end of an experiment, any unused chemical can safely be poured back into the original stock bottle to avoid waste.
Correct it:
A hazard is the chance that harm will actually occur, while a risk is anything that has the potential to cause harm.
Correct it:
1. Describe the difference between a hazard and a risk. Give one specific example of each from a school science laboratory.
2. Why should you never heat a sealed container in the laboratory? Explain what would happen and why this creates a serious safety risk.
Wrap Up
In one sentence, what was the main idea of this lesson?