Physics Homework Answers & Questions Page 53

• What are unbalanced forces?

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• What simple machines belong to the lever family?

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• A capacitor is charged to potential difference of 12V it delivers 40% of its stored energy to lamp? what is final potential difference across capacitor? a. 4.3V b. 4.8V c. 7.2V d. 9.3V

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• What are some examples of convex mirrors?

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• What is the speed of light in water? in glycerine?

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• If one square mile is 640 acres, how many square meters are there in 1 acre?

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• Who discovered X-rays?

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• Is a concave mirror converging or diverging?

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• A person 1.80 m tall stands in front of a plane mirror. What is the minimum height of the mirror, and how high must its lower edge be above the floor for the person to be able to see his/her whole body? Person’s eyes are 6.0 cm below the top of the head.

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• How do you calculate average speed?

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• What is the SI unit of acceleration?

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• What is a solenoid?

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• Why is momentum considered a vector quantity?

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• Why does a speedometer measure instantaneous speed rather than instantaneous velocity?

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• How can I make a calcium atom model?

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• What are some examples of simple harmonic motion?

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• physicsJob

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• A jogger accelerates from rest to 3.0 m/s in 2.0 s. A car accelerates from 38.0 to 41.0 m/s also...

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• General Physics

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• The students will collect data from www.boxofficemojo.com using the Box Office/All Time reports; additional information could be found on www.IMDB.com...

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• Structure of an atom valence electrons

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• What do the different colors of visible light represent?

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• What are some examples of acceleration?

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• What color of light has the highest frequency?

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• What are some examples of application of the Bernoulli's Principle?

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• Is it possible to add a scalar to a vector? Why or why not?

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• When will an object falling toward earth stop accelerating?

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• What color of visible light has the shortest wavelength?

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• What units of measurement are used to describe density?

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• Where are the magnetic fields strongest near a bar magnet?

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• How did quantum mechanics change our understanding of atoms?

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• What does a catapult do?

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• What color of light has the longest wavelength?

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• How does a wedge work?

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• How are work and power related?

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• What are some examples of refraction of light?

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• How do you convert pounds into newtons?

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• Projectile Motion

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• An electron (m=9.11x10-31 kg) moves in a circle whose radius is 2.00 x 10-2 m. If the force acting on...

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• A small mailbag is released from a helicopter that is descending steadily at 2.42m/s.

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• Physics QUESTIONS

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• Help with discusion

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• A runner hopes to complete the 10,000-{\rm m} run in less than 30.0 {\rm min}. After running at constant speed...

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• High School Physics

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• physics homework

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• Wendy Lewis only 2

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• Wendy Lewis only 1

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• A ball is thrown vertically upward and then comes back down. Describe the behavior of the ball’s velocity and acceleration.

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• High School Physics

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• Physical Science Homework help?

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