Question

Prediction: (b) Predict how many teaspoons of table sugar you will burn exercising your arm to exhaustion. Could you explain prediction (b) in detail?

Inquiry Skills o Questioning Hypothesizing Predicting 4. Lift the dumb one time so th tical distance highest point of the dumbb of the dumbb 4 INVESTIGATION 2.2.1 Energy Consumption During Exercise In this investigation, you will compare your power during aerobic and anaerobic exercise and determine the amount of glucose that you consume. Question How does the power of aerobic exercise compare to the power of anaerobic exercise, and how much glucose does exercise consume? Prediction (a) Predict how many times more powerful aerobic exer- /2 cise is than anaerobic exercise. (b) Predict how many teaspoons of table sugar you will "burn" exercising your arm to exhaustion. Materials dumbbell or mass (2.5 kg or 80% of the heaviest mass you can lift once) metre stick Procedure 1. Place the mass or dumbbell on a desk. 2. Grip the mass or dumbbell with your hand and place your arm flat on the desk with arm, hand, and dumb- bell resting on the desktop. 3. Place a metre stick on the edge of the desk so that there is no movement. Have a partner hold a metre stick securely on the desk (Figure 1). Figure 2 5. While you per • note the tim Exercise; ex is felt) and a Exercise; ex count then • make sure y the dumbbe 6. Lift the dumb arm feels sore. Stage 1 (Aero! bell repeatedly lift it anymore Stage 2. Figure 1 Setting up the apparatus

Answer 1

Number of calories burn always depends upon the time you spent on the exercise, your weight and the type of the exercise you do.

it is found that 300 to 400 calories a burn per hour when you are doing a weight lifting through a dumbbells or machine.

when 385 calories means nearly 100 grams of granulated sugar which means 8 tablespoons of granulatedsugar