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**Welcome to Physics JEOPARDY**

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**Final Jeopardy Question**

Universal Law of Gravity Circular motion Gravity revisited Circular Motion revisited Satellite Motion 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Final Jeopardy Question

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**Universal law of Gravitation 100 pts**

What type of force is gravitation? Back

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**An attractive force between Two objects with mass**

Universal law of Gravitation 100 pts Answer An attractive force between Two objects with mass Back

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**Universal law of Gravitation**

200 pts What happens to the force of gravity if the distance between two objects is decreased by 3 times their original distance ? Back

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**Universal law of Gravitation**

200 pts Increases nine times Back

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**What is the universal constant G equal to, include units?**

Universal law of Gravitation 300 pts What is the universal constant G equal to, include units? Back

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**Universal law of Gravitation 300 pts**

6.67 x N m2/kg2 Back

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**Universal law of Gravitation**

400pts What value would g equal on a planet 3 times the size of the earth but only ½ its Radius? Back

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**Universal law of Gravitation 400 pts Answer**

117.6 m/s2 Or 12 ge Back

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**Universal law of Gravitation 500 pts**

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? Back

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**Universal law of Gravitation 500pts Answer**

Back

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**What is the resulting acceleration **

Circular motion 100pts What is the resulting acceleration Called due to the continuous change in Its direction called? Back

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**Centripetal acceleration**

Circular motion 100 pts Centripetal acceleration Back

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**Circular motion 200 pts What is the direction of the force of a moving**

object in circular motion? Back

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Circular motion 200pts Answer Inwards, Toward the center Back

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**Circular motion 300 pts Back**

What force provides the centripetal force as a car turns a corner? Back

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Circular motion 300 pts Friction Back

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**Circular motion 400 pts Back**

What keeps a cup of water from spilling as it rotates in a vertical circle at its minimum speed? Back

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Circular motion 400 pts Answer Inertia Back

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**Circular motion 500 pts Back**

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? Back

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Circular motion 500 pts Answer 2.0 m/s Back

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**Satellite motion 100 pts Back**

Which of the following are considered satellites? The sun, The moon, The earth, Jupiter, The space shuttle in orbit, direct tv’s space transmitter Back

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**All object that orbit a larger Body are considered satellites**

Satellite motion 100 pts Answer All them except the sun All object that orbit a larger Body are considered satellites Back

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**Satellite motion 200pts Back**

What force is the cause of all Satellite motion? Back

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Star Cycle 200pts Answer Gravitational Force Back

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**Satellite motion 300pts Back**

If the force of gravity were suddenly turned off between the earth and the moon what path would the moon take? Back

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**The moon will move off in a straight **

Satellite motion 300pts Answer The moon will move off in a straight line tangent to its original circular path Back

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**Satellite motion 400 pts What is the speed of a Satellite 200,000 m**

above 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 N m2/kg2 Back

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**Satellite motion 400 pts Answer**

7.8 x 102 m/s Back

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**. Satellite motion 500 pts Calculate the period required for a**

Satellite to stay in a circular orbit 500 km Above the surface of the earth? . Back

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**Satellite motion 500 pts Answer**

Back

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**Gravitational force 100 pts**

How is gravitational force related to A persons weight Back

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**Graviational force 100 pts Answer**

The weight of a person is equal To the gravitational force of the earth on that person Back

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**Gravitational force 200 pts**

Doubling a planets mass does what To the force of gravity? Back

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**Gravitational force 200 pts Answer**

Increases it by two Back

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**Gravitational force 300 pts**

What happens to the force of gravity of two objects if the distance between them doubles? Back

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**Decreases by a factor of four**

Force of Gravity 300 pts Answer Decreases by a factor of four Back

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**Gravitational force 400 pts**

Which object in our solar system is the earth more attracted to . Back

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Gravitational force 400 pts Answer The Sun Back

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**Gravitational Force 500 pts**

Who measured G by measuring the Force between two masses in a laboratory? Back

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Gravitational Force 500 pts Answer Henry Cavendish Back

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Circular Motion revisited 100 pts What force does an object moving 2m/s in a circular path with radius 1m experience? Back

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Circular Motion revisited 100 pts Answer 4 m/s2 Back

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**A tin can whirled around on a String suddenly breaks; What **

Circular Motion revisited 200 pts A tin can whirled around on a String suddenly breaks; What Direction will it travel? Back

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**tangent to the original circular path**

Motion revisited 200 pts Answer In a straight line tangent to the original circular path Back

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Circular Motion revisited 300 pts 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? Back

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Circular Motion revisited 300 pts Answer 5kg Back

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**Circular Motion revisited 400 pts**

What is centrifugal force? Back

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Circular Motion revisited 400 pts Answer A fictitious force made up by people to explain something they don’t understand Back

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**Circular Motion revisited 500 pts**

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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**Circular Motion revisited 500 pts Answer**

4.4 m/s Back

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**When was the internet developed?**

Final Jeopardy When was the internet developed? Back

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Final Jeopardy Answer 1960’s Back

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