Question regarding the average speed

Assignment Help Physics
Reference no: EM131058825

You are driving home from school steadily at 95 km/h for 180 km. It then begins to rain and you slow to 65 km/h. You arrive home after driving 4.5 hours. How far is your hometown from the school? What was your average speed?

Reference no: EM131058825

Questions Cloud

Question regarding the convert mass to energy : The US uses about 8 x 1019 J of energy per year. How much mass would that require if we could totally convert mass to energy? If the mass came from, say, turning used cars entirely into energy, estimate how many would be required?
Constant force exerted on the ball by the wall : A 1.7 kg ball strikes a wall with a velocity of 8.5 m/s to the left. The ball bounces off with a velocity of 7.3 m/s to the right. If the ball is in contact with the wall for 0.19 s, what is the constant force exerted on the ball by the wall?
Velocity of the ice skater after throwing the snowball : What is the velocity of the ice skater after throwing the snowball? Disregard the friction between the skates and the ice. m/s to the right
How long does it take this force to stop the ball : A 0.15 kg baseball moving at +26.20 m/s is slowed to a stop by a catcher who exerts a constant force of -386 N. A) How long does it take this force to stop the ball?
Question regarding the average speed : You are driving home from school steadily at 95 km/h for 180 km. It then begins to rain and you slow to 65 km/h. You arrive home after driving 4.5 hours. How far is your hometown from the school? What was your average speed?
Provide an example of identical roles in the immune system : The human immune system has a lot of back-up plans built into its design. Many cells and other immune components have similar roles. Provide an example of two components that have similar or identical roles in the immune system.
Determining the image position : A small object is placed to the left of a convex lens and on its optical axis. The object is 30 cm from the lens, which has a focal length of 14 cm. If the object is moved to a position 17 cm to the left of the lens,
Who is the defendant in this case : Who is the defendant in this case? What kind of case is this?
Determine the time needed to melt the ice cube : You place an ice cube in a microwave oven. If it requires 32,255 J to melt the ice cube and the oven delivers 118 W of power to the ice cube, determine the time needed to melt the ice cube.

Reviews

Write a Review

Physics Questions & Answers

  A passenger of mass 500 kg is in a car rounding a level

a passenger of mass 50.0 kg is in a car rounding a level curve of radius 100.0 m at a speed of 20.0 ms. a assuming that

  Find at what final speed does the composite object move

A 5.34kg object moving at a speed of 1.3m/s in the postive x-axis collides wth a 3.20kg moving at 2.5m/s in the opposite direction, sticking together as a result

  What is the maximum possible temperature

The heating element of a water heater in an apartment building has a maximum power output of 28 kW - What is the maximum possible temperature of the hot water that each showering resident receives?

  What is the force constant of the spring

When a 2.20-kg object is hungvertically on a certain light spring described by Hooke's law, the spring stretches 3.11 cm. What is the force constant of the spring?

  Determine the magnitude of the force of the truck on the car

A 850 kilogram car pushes a 2400 kilogram truck that has a dead battery. Obtain the magnitude of the force of the truck on the car

  Calculate how much work must be done to stop it

A29.0 kg wheel, essentially a thin hoopwith radius 1.02 m, is rotating at 280rev/min. It must be brought to a stop in 15.0 s. How much work must be done to stop it

  Estimate what is the net charge of the gas

A container holds a gas consisting of 3.9 moles of Nitrogen molecules. One in a million of these molecules has lost a single electron. What is the net charge of the gas

  Determine the speed of the four cars after the collision

A railroad car of mass 2.51 104 kilogram, is moving with a speed of 3.80 m/s. It collides and couples with three other coupled railroad cars, Determine the speed of the four cars after the collision

  The wavenumber of the incident radiatin in a raman

the wavenumber of the incident radiatin in a raman spectrometer is 20487 cm-1. what is the wavenumber of the scattered

  What is the speed of the ball when it is caught

A batter hits a baseball straight upward at home plate and the ball is caught by the catcher 5.0 s after it is struck. What is the speed of the ball when it is caught

  How much water has accumulated in the car

An open railroad car of mass 2496 kg is coasting with an initial speed of 17 m/s on a frictionless, horizontal track. How much water (in kilograms) has accumulated in the car

  Estimate the coefficient of kinetic friction

A 2-kg box is initially sliding at a speed of 15 m/s on a horizontal surface. What is the coefficient of kinetic friction between the box and the horizontal surface

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!

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