A skier with a mass of 70kg pushes off from the top of a ski slope with a force of 105 N directed down the slope. The slope is inclined at 30”. Assuming that the slope is frictionless, what is the initial rate of the skier’s acceleration during the push off?

What type of nuclear decay causes the atomic number of an element to increase by 1?

A5 foot by 5 foot box culvert is buried 6 feet beneath the surface of the ground. a crosssection of this very long culvert (into and out of the page) is illustrated below. assume that the soil in which the culvert is buried has the following properties: jt = 120 pcf, w = 12%, ko = 0.50, ka = 0.33, and kp = 3.00. calculate the total horizontal force per unit length of culvert (fh) felt on one of the vertical faces of the culvert.

When conducting an investigation to determine which type of fertilizer produces the most flowers on a plant, which variable would be graphed on the x-axis once you collected the data? a. type of fertilizer b. amount of flowers c. amount of water d. number of days that the plants grew