Is it possible to "fly" by holding on to enough helium-filled balloons? Consider a 26-cm-diameter helium balloon at 20° C. Use pHe = 0.166 kg/m³. Part A What is the net upward force on the balloon? Express your answer with the appropriate units. O A ? Fy= = Value Units Submit Part B Request Answer How many such balloons would be needed to lift a 25 kg child? ΕΠΙ ΑΣΦ ? N = Submit Request Answer balloons

Is it possible to "fly" by holding on to enough helium-filled balloons? Consider a 26-cm-diameter helium balloon at 20° C. Use pHe = 0.166 kg/m³. Part A What is the net upward force on the balloon? Express your answer with the appropriate units. O A ? Fy= = Value Units Submit Part B Request Answer How many such balloons would be needed to lift a 25 kg child? ΕΠΙ ΑΣΦ ? N = Submit Request Answer balloons