Men in the age of 18-34 years need to be able to run a marathon in 3 hours and 10 minutes to qualify for the Boston Marathon. How many seconds is this? Show your work.

In what type of wave is the vibration perpendicular to the direction of travel of the wave

With a bar magnet where are the lines of force closest together

A pitcher threw a baseball straight up at 35.8 meters per second. what is the ball's velocity after 2.50 seconds?

A force of 1.200*103 N pushes a man on a bicycle forward. Air resistance pushes against him with a force of 615 N. If he starts from rest and is on a level road, what speed? will he be going after 25.0 m?

What factor determines how much a particular color refracts as it passes through a prism? A. brightness B. wavelength C. intensity D. frequency

Elements have the same number of __as you move from left to right

What occurs when a liquid changes to a gas below its surface as well as on the surface? a. Sublimation b. Boiling c. Condensation d. Evaporation

Theory that many different realities are happening at once True or false

Which of the following is not shorthand to describe one of the three types of ecological relationships? +/+ -/+ +/0 -/0

Which of the following is the strongest claim? A. a claim that has been made multiple times by the smartest scientist B. a claim that is supported by a complex experiment that lasted 6 months C.