| Homework |
|
Topic: |
| Question 1 |
What do limestone rocks tell us about an area of Britain in the past? |
C3 |
| Question 2 |
Burnt wood and urine were two traditional sources of which chemical? |
C3 |
| Question 3 |
What is the name of the foul smelling gas having the symbol H2S? |
C3 |
| Question 4 |
Sort the following organisms into a food chain… chicken, fox hound, fox and wheat |
B3 |
| Question 5 |
State the climate of ancient Britain and the process which led to coal formation. |
C3 |
| Question 6 |
Explain in terms of pulses how a '0' and a '1' can be created in digital signals with pulses. |
P2 |
| Question 7 |
What is the only fool-proof method of producing less carbon dioxide? |
C1 |
| Question 8 |
A 12V car battery produces a current of 5 amps. What is the power of the battery? |
P3 |
