The steeper a ramp is, the greater its mechanical advantage is.

True

False

Studies show that the amount of heat stored in the ocean is increasing. what effect might this have? a. the water cycle might disappear. b. gyres might change direction. c. low tides might disappear. d. ocean currents might change course.

Kik wants to cook popcorn on the stove. What type of energy will she be using

If the total mass is m, find the moment of inertia about an axis through the center and perpendicular to the plane of the square. use the parallel-axis theorem.

Consider a cloudless day on which the sun shines down across the United States. If 2529 kJ of energy reaches a square meter (m2) of the United States in one hour, how much total solar energy reaches the entire United States per hour?

216 joules of energy is required to raise the temperature of aluminium from 15 degrees Celsius to 35 degrees Celsius. Calculate the mass of aluminium. Note : the specific heat capacity of aluminium is 9.2 X 10^2

Carole is very tired and makes coffee. why would newton say that she must use her hand to put up the cup

Rapid gas exchange can be accomplished more easily in air than in water because A. the O2 content of water is higher than that of air B. O2 diffuses more rapidly in water than air C. water is more dense and viscous D.

Which electron transition between the energy levels of hydrogen causes the emission of a photon of visible light?

According to a college survey, 22% of all students work full time. find the mean for the number of 3) students who work full time in samples of size 16.

How Much Potential Energy Does A 50kg block of Ice a Height of 4m Have?