Physics, 02.09.2020 05:01 naisayaperry
UNIT 11 TEXT QUESTIONS
Review Questions
In the Kennedy assassination, how did one shot pass through two people without travelling in a straight
line, while another shot from the rear caused Kennedy's head to move backwards, rather than
forwards?
Describe any two of Newton's three laws of motion.
Explain how fluorescence works, and discuss at least one way forensic scientist use fluorescence in
investigations.
What is the law of conservation of energy? What is the consequence of that law for chemical reactions?
Name at least three examples of kinetic energy and at least two examples of potential energy.
Critical Thinking Questions
Two identical automobiles are racing towards each other. One vehicle is going 30 mph, the other is
going 60 mph. What will happen when the two vehicles collide, and why?
What would happen if the two
cars were moving at identical speeds?
You are on the steep edge of the Grand Canyon, which is miles deep. You fire an arrow at an 89 degree
angle towards the canyon (nearly straight up, with no hope of reaching the other side) Describe the
arrow's trajectory, in particular noting approximately when the arrow has the most deceleration, the
most acceleration, and then why the shift begins to happen. Cover all major points in the trajectory from
initial shot to final resting place. When is the arrow moving fastest?
Based on the information in the unit, explain how some prisms create rainbows as light pass through
them.
Answers: 3
Physics, 22.06.2019 05:00
Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.
Answers: 1
Physics, 22.06.2019 22:30
The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s
Answers: 2
Physics, 23.06.2019 07:40
The researcher who studied the ability of cats to learn to escape from puzzle boxes was
Answers: 3
Physics, 23.06.2019 07:50
Answer fast for how does the force exerted by two magnets change as the magnets are moved farther apart? the magnetic force increases. the magnetic force decreases. the magnetic force stays the same.
Answers: 1
UNIT 11 TEXT QUESTIONS
Review Questions
In the Kennedy assassination, how did one shot pass t...
In the Kennedy assassination, how did one shot pass t...
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