What is a hypothesis that can be used for making a paper airplane?

Q: A roll of kitchen aluminum foil is 30 cm wide by 22 m long (if you unroll it). If the foil is 0.15…

A: (a) 2.67 kg

Q: A bubble rises through water at a rate of about 1.15 feet per second. How far will the bubble rise…

A: Given, A bubble rises through water at a rate of about 1.15 feet per second Time = 2 seconds

Q: A 75 kg sprinter accelerates from 0 to 8.0 m/s in 5.0 s. What is the output erergy, in kJ…

A: Calculate the acceleration. v=u+ata=v-ut=8-05=1.6 m/s2   Calculate the distance covered in 5 sec.…

Q: An ice bowl is fashioned out of one hemisphere out of another hemisphere. The bowl is carved out of…

A: Given: Density of ice = 0.95 g/cm3 Inner radius = 11 cm Outer radius = 17 cm

Q: A new generation ultralight plastic has a density of 0.75 g/cm3 Determine: a) What is the mass of…

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Q: You are handed a bat that is 6 times as dense on one side as it is on the other side, and 3 times as…

A: Given that:The bat is 6 times as dense as other side. The bad is 3 times as dense as least dense…

Q: Experimental Acceleration vs Accelerating Force 8. y = 1.0107xees 7 3. 2. Experimental Acceleration

A: We are given the graph of acceleration vs accelerating force and the graph is a straight line as…

Q: Work out the problem. A Brown stool is 2 cm Long, 8 cm Wide and 20 cm. High. What is its Volume?

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Q: Four resistors, R1 = 100 N, R2 = 250 N, R3 = 350 N and R4 = 200 N are connected such that the…

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Q: Please draw the picture of the problem and explain why the author picked this initial condition in…

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Q: a scale A 60-kg person stands on a weight scale that is placed inside an elevator that is…

A: As stated in the question the mass of the man is 60kg. But it seems the reading on the scale is what…

Q: Mr. Muscedere is now racing on a track that looks like this. 40.0 |40.0 He laps around this inverted…

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Q: The price of gas is 2.90 per gallon. Calculate how much money you could expect to spend on a round…

A: Let mileage of the car be 25 mile per gallonWrite the relation for number of gallons to cover the…

Q: A cylindrical storage tank has a radius of 1.45 m. When filled to a height of 3.37 m, it holds 13600…

A: Solution: Given: r = radius of cylindrical tank = 1.45 m h = height of solvent in cylindrical tank =…

Q: Which is the larger unit of volume: a fluid ounce or a milliliter?

A: The volume can be measured for fluids in cubic feet per second or cubic meters per second.  The…

Q: please solve this in grade 12 trig and not engineering notation/terminology

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Q: What is most approximately the volume of water needed to be produced for putting off fire in case of…

A: Given : exposure factor =0.31, communication factor =0.41, First floor area =8400 ft2, Second floor…

Q: Moses wanders through the wilderness, starting at the position 10 m [E]. (1) On the v-t graph,…

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Q: A cylindrical storage tank has a radius of 1.13 m. When filled to a height of 3.64 m, it holds 15700…

A: Given Data:- Radius of the storage tank is r=1.13 m Height of the tank is h=3.64 m Mass of the…

Q: A large balloon used to sample the upper atmosphere is filled with 490 m3 of hydrogen. What is the…

A: Given, Volume of hydrogen  V = 490 m3  density of hydrogen ρ= 42 Kg/m3   We know that mass is m=V×ρ

Q: Calculate the mass (in SI units) of a 1.9 lblb cockatoo. Express your answer with the appropriate…

A: Given data: Weight of cockatoo, W=1.9 lb Known data: Acceleration due to gravity, g=32 ft/s2

Q: A cylinder made of either alumnium or brass has a mass of 250 g and a diameter of 10 cm. What is its…

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Q: Hello,  I am confused on where to start on this problem, I think it's the ratio part of the…

A: Step down transformer , The number of the turns in the secondary coil (Ns) of the step Transfer is…