Answer:
I need to obtain the brainlist
Explanation:
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Hi there!
We can begin by converting cm to m:
4cm = 0.04 m
Use the following equation:
vf² = vi² + 2ad
The final velocity is 0 m/s, so:
0 = vi² + 2ad
vi² = -2(a)d
Plug in given values to solve for the acceleration:
800²/2(0.04) = -a
a = -8,000,000 m/s²
Find the force using the equation:
F = ma
F = (0.02)(-8,000,000) = -160,000 N
Answer:
A bowling ball has a mass of 10 kilograms. A tennis ball has a mass of 0.08 kg. How much inertia does the bowling ball have compared to the tennis ball? 10 kg - 0.08 kg = 10.80 kg Since the bowling ball has more mass, naturally it has more inertia since inertia is a quantity that is solely dependent upon the mass
Explanation:
Density = Mass / Volume
Mass = Density * Volume
Mass = 30 g/cm³ * 10 cm³ = 300 g
Mass = 300 g
Answer: the ballon will explode.
Explanation:
The air in the ballon will increase its temperature and, according to the laws of behavior of the gases, it will expand until it explode.
You can assume ideal gas behavior and use PV = nRT, where you can see that the volume V and P are proportional to the temperature T, so with the increase in temperature the ballon will increase its volume, until the material of the ballon can not expand more, when the pressure will increase and the material will fail.