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Read the article about Fukushima in this month's Popular Science found here:
https://www.popsci.com/fukushima-five-years-later
Answer the following questions:
1) Explain why contaminated water has been such a big issue for Fukushima.
2) Did the radioactive material in the reactors break containment? Explain.
To stop a car, first you require a certain reaction time to begin braking; then the car slows under the constant braking deceleration. What is your reaction time
A 5600 kg mass car is taking a turn at 72 m/s. If the frictional force here is 44,000N, what is the radius of curvature of the turn
A student wants to determine the coefficients of static friction and kinetic friction between a box and a plank. What is the coefficient of static friction
A bicycle is turned upside down while its owner repairs a flat tire on the rear wheel. A friend spins the front wheel, of radius 0.335 m, and observes that drops of water fly off tangentially in an upward direction when the drops are at the same l..
a 2800 kg space vehicle initially at rest falls vertically from a height of 3000 km above the earths surface.determine
A lazy Susan consists of a heavy plastic disk mounted on africtionless bearing resting on a vertical shaft through itscenter. The cylinder has a radius R = 10 cm and mass M = 0.23 kg. A cockroach (mass m = 0.015 kg) ison the lazy Susan, at a dista..
When people exercise they shed heat to the environment by sweating and radiating. calculate the rise in body temperature after 1 hour
Time standards are now based on atomic clocks. A promising second standard is based on pulsars, which are rotating neutron stars (highly compact stars consisting only of neutrons). What is the associated uncertainty of this time
A horizontal spring-mass system has low friction, spring stiffness 205 N/m, and mass 0.6 kg. What is the maximum speed during the motion
The half life of 14C is 5730 years. What fraction of the 14C nuclei in a sample are left after 7180 years? The amount of 14C in an old, isolated sample of vegetation is 0.744 that expected from a present day sample by equivalent carbon content. Compu..
When you look down into a swimming pool or lake, are youlikely to underestimate or overestimate its depth? Explain. How does the apparent depth vary with the viewing angle
A 6.50*10^4 kg space probe is traveling at a speed of 10000 m/s through deep space. What is the final speed of the probe
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