A roller coaster track is 3000 meters long. It takes 100 seconds to travel once around the roller coaster. What is the average speed of the roller coast? Is the velocity constant throughout the trip? Explain

A customer complained of excessive vibration while cornering and accelerating at the same time. Technician A says that a fault in the transfer case is the most likely cause.

One liter (1000cm3) of oil is spilled onto a smooth lake. If the oil spreads out uniformly until it makes an oil slick just one molecule thick, with adjacent molecules just touching, estimate the diameter of the oil slick.

When charged objects are brought close (not touching) to uncharged objects, what occurs?

What is a difference between physical traits and personality traits? A. Physical traits are mainly determined by a person's environment; personality traits are determined by both a person's genes and environment. B.

A sophomore with nothing better to do adds heat to a mass 0.300 kg of ice at 0.0 âc until it is all melted.

A woman tries to put lipstick in the car. She has to come to a fast stop, and the lipstick falls to the floor and rolls forward, under the brake pedal. She dies. Why does this happen?

The slope of the line on any speed vs time graph is equal to the objects?

True or False? a globular cluster is a group of older stars that are clustered together.

The doppler effect is the change in observed frequency due to

Which of the following is NOT a vector quantity? (A) Acceleration (B) Average velocity (C) Linear momentum (D) Potential energy (E) Force