In an accident of the freeway, a sports car made skid marks 240m long on the pavement. The police estimated the braking acceleration of the car to be -8.82m/s^2 given the road and weather conditions...

In an accident of the freeway, a sports car made skid marks 240m long on the pavement. The police estimated the braking acceleration of the car to be -8.82m/s^2 given the road and weather conditions...

A kid starts zigzagging away from his friend and finally get hit. The friend walks directly to him after he got hit. What is the magnitude and direction the kid with the gun takes toward his friend...

while on a 40km bike ride, a cyclist rides the first 20km at a speed of 20km/hr. what speed is required for the final 20km if the average speed for the trip was 10km/hr

If an object has energy, can it also have work? Explain

A severe storm on January 10, 1992, caused a cargo ship near the Aleutian Islands to spill 29,000 rubber ducks and other bath toys into the ocean. Twelve months later, hundreds of rubber ducks began...

What frequency is associated with 434.05 nm?

1.) The orbital period of Mars is 2.095 years. Mars is 1.5 au. (distance) Combine the two? 2.) Graph the period in years squared against the distance from the Sun (in au) cubed?

A hydrogen line in a star's spectrum has a frequency of 6.17*10^14 Hz when stationary. In Rigel's spectrum, it is shifted downward by 4.26*10^10 Hz. What is Rigel's velocity relative to us?

Violet light (410 nm) and red light (685 nm) pass through a diffraction grating with d=3.33*10^-6 m. What is the angular separation between them for m=2?

Light is shone on a diffraction grating with d=2.25*10^-6 m. The first order (m=1) maximum occurs at an angle of 15.7 deg. What is the wavelength of the light in nanometers?

a car with an initial speed of 2m/s accelerates at a uniform rate of 1m/S^2 for 2 s. Find the distance of the car during this time.

Light passing through a double slit with separation d=3.33*10^-5 created its first minimum (m=1) at an angle of .551 deg. What is the wavelength of the light in nanometers? I thought...

Light passing through a double slit with separation d=6.42*10^-5 creates it's first maximum (m=1) at an angle of .396 deg. What is the wavelength of the light in nanometers? ...

How to calculate stopping distance?

Two people are pulling on a stubborn mule. What is the magnitude of resultant force if F1= 114 N and F2= 88 N in lieu of the force values shown?

I know that volume or weight over volume percent gives you the concentration. So I think that the slope signifies the concentration?

You are at a rest stop 250 miles north of New York City. You then travel north at a constant velocity of 65 miles per hour for 2.0 hours.

You are 12 miles north of your base camp when you begin walking north at a speed of 2 miles per hour.

A .500 kg mass is oscillating on a spring with k= 330 N/m. The total energy of it's oscillation is 3.24 J. What is the speed of the mass when it is .100 m from the EP?

A ball is tossed up from a tower 50m above the ground. If the ball has an initial velocity of 30m/s, how long will it take to hit the ground if a = -9.81m/s^2. Help!?