Answer:
Arunner has the power of 400 W as they run, how much chemical energy do they convert into other forms in 10 minutes?
Power= work or energy/time
time= 10 mins= 10x60= 600 seconds
400= energy/600
energy= 400 x 600
energy= 240000 Joules
therefore the chemical energy needed is 240,000 joules
Explanation:
