Question

Need help with my science
PLESE answer

Answer 1

1. food

2.energy

3.digestion

4. system

5. mouth

6.chewed

7.

8. saliva

9swallow

10 oesophagus

11 stomach

12

13 acid

14. small intestine

15. absorbed

16

17large intestine

18 waste

sry there are some i am not sure