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Welcome to Physics JEOPARDY
Physics
Final Jeopardy QuestionFinal Jeopardy Question
Universal Law of Gravity
Circular motion
100
Gravityrevisited
500
400
300
200
100 100 100 100
200 200 200 200
300 300 300300
400 400 400 400
500 500 500500
SatelliteMotion
Circular Motionrevisited
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Universal law of Gravitation 100 pts
What type of force is gravitation?
An attractive force betweenTwo objects with mass
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Universal law of Gravitation 100 ptsAnswer
What happens to the force of gravity if the distance between two objects is decreased by 3 times their original distance ?
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Universal law of Gravitation 200 pts
Increases nine times
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Universal law of Gravitation 200 pts
What is the universal constant G equal to, include units?
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Universal law of Gravitation 300 pts
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Universal law of Gravitation 300 pts
6.67 x 10-11 N m2/kg2
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What value would g equal on a planet 3 times the size of the earth but only ½ its Radius?
Universal law of Gravitation 400pts
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Universal law of Gravitation 400 pts Answer
117.6 m/s2
Or 12 ge
What is the gravitational force on an 1 kg object if it is taken to a planet 300 times the mass of the earth and 10 times the earth’s radius?
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Universal law of Gravitation 500 pts
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29.4 N
Universal law of Gravitation 500pts Answer
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Circular motion100pts
What is the resulting acceleration Called due to the continuous change inIts direction called?
Centripetal acceleration
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Circular motion100 pts
What is the direction of the force of a movingobject in circular motion?
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Circular motion200 pts
Inwards, Toward the center
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Circular motion200ptsAnswer
What force provides the centripetal force as a car turns a corner?
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Circular motion 300 pts
Friction
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Circular motion300 pts
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What keeps a cup of water from spilling as it rotates in a vertical circle at its minimum speed?
Circular motion400 pts
Inertia
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Circular motion400 ptsAnswer
A 1 m string can withstand a tension force of 4N. What is the max speed a 1.0 kg object can travel in a circular path with out breaking the string?
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Circular motion500 pts
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Circular motion500 ptsAnswer
2.0 m/s
Which of the following are considered satellites?The sun, The moon, The earth, Jupiter, The space shuttle in orbit, direct tv’s space transmitter
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Satellite motion100 pts
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Satellite motion100 ptsAnswer
All them except the sunAll object that orbit a largerBody are considered satellites
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What force is the cause of all Satellite motion?
Satellite motion200pts
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Star Cycle200ptsAnswer
Gravitational Force
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Satellite motion300pts
If the force of gravity were suddenly turned off between the earth and the moon what path would the moon take?
The moon will move off in a straightline tangent to its original circular path
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Satellite motion300ptsAnswer
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What is the speed of a Satellite 200,000 mabove the earth. The mass of the earth is 5.98 x 1024 m, the radius is 6.38 x 106m and The universal gravitational constant is 6.67x 10-11 N m2/kg2
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7.8 x 102 m/s
.
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Calculate the period required for aSatellite to stay in a circular orbit 500 kmAbove the surface of the earth?
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5700s
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How is gravitational force related to A persons weight
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The weight of a person is equalTo the gravitational force of the earth on that person
Doubling a planets mass does what To the force of gravity?
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Increases it by two
What happens to the force of gravity of two objects if the distance between them doubles?
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Decreases by a factor of four
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Which object in our solar system is the earth more attracted to .
The Sun
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Who measured G by measuring the Force between two masses in a laboratory?
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Henry Cavendish
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What force does an object moving 2m/s in a circular path with radius 1m experience?
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4 m/s2
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A tin can whirled around on a String suddenly breaks; What Direction will it travel?
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In a straight line tangent to the originalcircular path
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A stopper swung horizontally on a 2 m string experiences a 10 N force moving at 2m/s. What is the mass of the stopper?
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5kg
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What is centrifugal force?
A fictitious force made up by people to explain something they don’t understandBack
A 1000 kg car rounds a curve with a radius of 20m with a coefficient of friction of .1 between the road and its tires. What is the maximum speed a car can move without slipping? Back
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4.4 m/s
When was the internet developed?
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1960’s
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