User Account

All Pages

Why do you press against the door

Assignment Help Physics
Reference no: EM132190894

Question: 1. Is the net torque changed when a partner on a seesaw stands or hangs from her end instead of sitting? (Does the weight or the lever arm change?)Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

2. When you are in the front passenger seat of a car turning to the left, you may find yourself pressed against the right-side door. Why do you press against the door? Why does the door press on you? Does your explanation involve a centrifugal force, or Newton's laws?Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

If the polar ice caps of Earth were to melt, the oceans would be deeper. Strictly speaking, what effect would this have on Earth's rotation?Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

3. An apple falls because of the gravitational attraction to Earth. How does the gravitational attraction of Earth to the apple compare? (Does force change when you interchange m1 and m2 in the equation for gravity - m2 m1 instead of m1 m2 ?)Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

4. Earth and the Moon are attracted to each other by gravitational force. Does the more massive Earth attract the less massive Moon with a force that is greater, smaller, or the same as the force with which the Moon attracts Earth? (With an elastic band stretched between your thumb and forefinger, which is pulled more strongly by the band, your thumb or your forefinger?)Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

5. A heavy crate accidentally falls from a high-flying airplane just as it flies directly above a shiny red Porsche smartly parked in a car lot. Relative to the Porsche, where will the crate crash?Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

6. At which of the indicated positions does the satellite in elliptical orbit experience the greatest gravitational force? Have the greatest speed? The greatest velocity? The greatest momentum? The greatest kinetic energy? The greatest gravitational potential energy? The greatest total energy? The greatest angular momentum? The greatest acceleration?Essay answers are limited to about 500 words (3800 characters maximum, including spaces)

Reference no: EM132190894

Questions Cloud

Discuss the pros and cons of your assigned policy option : Discuss the pros and cons of your assigned policy option. Describe changes that can be made to make this policy option more effective.
Describe one economic and one environmental challenge : Describe one economic and one environmental challenge associated with your assigned energy source.
Compare a super critical wing with a laminar flow wing : Compare and contrast a super critical wing with a laminar flow wing? Discuss modern aircraft that have utilized these wings. What are the enhancements.
Why do gymnasts use floor mats that are very thick : Why do gymnasts use floor mats that are very thick? Why does a baseball catcher's mitt have more padding than a conventional glove?
Why do you press against the door : When you are in the front passenger seat of a car turning to the left, you may find yourself pressed against the right-side door.
Write about a personal incident in your life : Write about a personal incident in your life in which you had to make an ethical decision. What was the situation? What did you decide to do?
What other element do you think might play a role : A carbon atom, with a half-full outer shell of electrons - four in a shell that can hold eight - readily shares its electrons with other atoms and forms.
Why are icebergs often surrounded by fog : Why are icebergs often surrounded by fog? Essay answers are limited to about 500 words (3800 characters maximum, including spaces).
Illustrate the themes embedded : A third theme is the importance of immigrants to California history. Are there other themes embedded in the quote that I'm missing

Reviews

Write a Review

Physics Questions & Answers

  Determine the thermal efficiency of the engine

The duty of a 1718 Newcomen engine was found to be 4.30 million. Determine its thermal efficiency (%).- Determine the thermal efficiency of the engine and the boiler heat input rate.

  What is the ratio of the intensity of light emerging from

a beam of initially unpolarized light passes through a sequence of three ideal polarizers. the angle between the axes

  What factor does the centripetal force increase

A child is twirling a 0.0165-kg ball on a string in a horizontalcircle whose radius is 0.130 m. The ball travels once around the circle in 0.649 s. (a) Determine the centripetal force acting on the ball. (b) If the speed is doubled, by what factor..

  What is the impulse of the net force applied to the ball

A 0.410-kg ball is dropped from rest at a point 4.30 m above the floor. what is the impulse of the net force applied to the ball during the collision with the floor

  What is the current in this loop

A rectangular loop of 250 turns is 33cm wide and 17cm high. What is the current in this loop

  Find what is the average kinetic energy per molecule

Three moles of a monoatomic ideal gas are placed in a portablecontainer with a volume of 0.0029 m3. The temperature ofthe gas is 250°C. What is the average kinetic energy per molecule

  Determine the minimum diameter a copper wire

If the elastic limit of copper is 3.68 x108 N/m2, determine the minimum diameter a copper wire can have under a load of 42.2 kg if its elastic limit is not exceeded.

  A magnetic field is oriented at an angle of 37 degrees to

a magnetic field is oriented at an angle of 37 degrees to the normal of a rectangular area 4.5 cm by 7.0 cm. if the

  What can you conclude about the indices of refraction

Light goes from material having a refractive index of n1 into a material with refractive index n2. If the refracted light is bent away from the normal, what can you conclude about the indices of refraction?

  Find how far does the puck land from the base of the table

A rocket-powered hockey puck has a thrust of 1.50N and a total mass of 1.40kg. How far does the puck land from the base of the table

  A girl throws a rock horizontally with a velocity of 10 ms

a girl throws a rock horizontally with a velocity of 10 ms from a bridge. it falls 20 m to the water below. how far

  What is the car acceleration

Fuzzy dice hang from the rear-view mirror of a car. If the dice are hanging at an angle of 12° from the vertical, What is the car's acceleration

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd