here we will use the momentum conservation
initial total momentum = final total momentum


now plug in all data here



so the final speed will be 7.94 m/s
Listen if you have to cheat for the dba thing not worth even doing that dba tbh this is very easy as I just did it in like 5 minutes it gives you everything you need even the formulas so use your f .u .c .k. 1 .n g brain you monkey...
Answer:
19% total electrical output
Explanation:
Answer: it needs to function using energy from sunlight, carbon dioxide from the air and water from the soil.
Explanation: