Identify and label chemical hazard symbols using the correct terms from the word bank.
Worksheet titled "Identifying hazard symbols" with nine hazard symbols to label using provided words like explosive, flammable, toxic, corrosive, etc.
PNG
681×965
95.3 KB
Free · Personal Use
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #495389
⭐
Show Answer Key & Explanations
Step-by-step solution for: Identifying hazard symbols | KS3 science worksheet | Teachit
▼
Show Answer Key & Explanations
Step-by-step solution for: Identifying hazard symbols | KS3 science worksheet | Teachit
Task: Identifying Hazard Symbols
The task requires matching the hazard symbols with their corresponding descriptions from the provided list. Below is a detailed explanation of each symbol and its correct label.
---
#### List of Hazard Descriptions:
1. Explosive
2. Serious health hazard
3. Health hazard / hazardous to the ozone layer
4. Flammable
5. Oxidising
6. Gas under pressure
7. Toxic
8. Corrosive
9. Hazardous to the environment
---
#### Matching the Symbols:
1. Symbol 1:
- Description: Shows a hand being burned or damaged.
- Label: Corrosive
- Explanation: This symbol indicates that the substance can cause severe burns or damage to skin, eyes, or other body tissues upon contact.
2. Symbol 2:
- Description: Shows a test tube emitting gas or smoke.
- Label: Serious health hazard
- Explanation: This symbol indicates that the substance poses a significant risk to human health, such as causing illness, injury, or long-term harm.
3. Symbol 3:
- Description: Shows an explosion with fragments flying out.
- Label: Explosive
- Explanation: This symbol indicates that the substance can explode under certain conditions, posing a danger to people and property.
4. Symbol 4:
- Description: Shows a flame.
- Label: Flammable
- Explanation: This symbol indicates that the substance can easily catch fire and burn, posing a fire hazard.
5. Symbol 5:
- Description: Shows an exclamation mark.
- Label: Health hazard / hazardous to the ozone layer
- Explanation: This symbol indicates general hazards to health or the environment, such as substances that are harmful to the ozone layer.
6. Symbol 6:
- Description: Shows a tree and a dead animal.
- Label: Hazardous to the environment
- Explanation: This symbol indicates that the substance is harmful to the environment, including plants, animals, or ecosystems.
7. Symbol 7:
- Description: Shows a flame.
- Label: Flammable
- Explanation: This symbol (same as Symbol 4) indicates that the substance can easily catch fire and burn, posing a fire hazard.
8. Symbol 8:
- Description: Shows a starburst or radiation symbol.
- Label: Oxidising
- Explanation: This symbol indicates that the substance can release oxygen or intensify combustion, increasing the risk of fire or explosion.
9. Symbol 9:
- Description: Shows a skull and crossbones.
- Label: Toxic
- Explanation: This symbol indicates that the substance is poisonous and can cause serious injury or death if ingested, inhaled, or absorbed through the skin.
---
#### Final Answer:
1. Corrosive
2. Serious health hazard
3. Explosive
4. Flammable
5. Health hazard / hazardous to the ozone layer
6. Hazardous to the environment
7. Flammable
8. Oxidising
9. Toxic
---
Boxed Final Answer:
\[
\boxed{
\begin{array}{ccc}
1. \text{Corrosive} & 2. \text{Serious health hazard} & 3. \text{Explosive} \\
4. \text{Flammable} & 5. \text{Health hazard / hazardous to the ozone layer} & 6. \text{Hazardous to the environment} \\
7. \text{Flammable} & 8. \text{Oxidising} & 9. \text{Toxic} \\
\end{array}
}
\]
Parent Tip: Review the logic above to help your child master the concept of lab safety symbols worksheet.