Activities
Activity 2
Striking a Balance
In this activity you will estimate the amount of energy you take in and use.
1. List the foods that you eat in a day in the table.
Find out how much energy there is in each food.
You could use:
- books or worksheet
- computer database
- website
|
Food |
Amount |
Energy (kJ) |
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
|
Total |
|
2. Make a list of the activities you do in a day. Find out how much energy is used by each activity.
|
Activity |
Time |
Energy used (kJ) |
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
| |
|
|
|
Total |
|
3. Compare the two totals. What do you notice?
4. If your estimate is accurate, what should happen to your weight?
5. Your estimate is not accurate! Can you think of three reasons why?
