Explain why a physical change is reversible.
This is because a physical change alters how a substance looks and feels. It does not change into a new substance.
Draw the circuit symbol of a 3V battery on the board.
What do we call substances that do not conduct electricity?
Electrical insulators
What does the stomach contain to defend against diseases?
acid
What does ANOMALOUS mean?
odd one out; does not belong
Name four living things that cause disease.
Parasites, viruses, bacteria and fungi.
What kind of rock can fossils be found in?
Sedimentary Rock
What are two ways we can prevent insect bites?
Sleep under bed nets, wear long sleeves and trousers, keep doors and windows closed at night, use insect repellent, burn mosquito coils to keep them away.
When we breathe in, describe the path the oxygen takes.
nose / mouth --> windpipe --> lungs --> blood
What is one feature of INTRUSTIVE IGNEOUS ROCK?
Coarse crystalline texture; Crystals can be seen with the naked eye; Takes thousands of years to form crystals
Describe the term "boiling point".
The temperature at which a liquid becomes a gas.
Draw the circuit symbol of a buzzer.