The North American and European plates of the

Earth's crust are drifting apart with a relative speed of

about 25 mm/yr. Take the speed as constant and find when

the rift between them started to open, to reach a current

width of 2.9 x 10^3 mi.

you want to compare brands of paper towels to see which holds the most liquid. the independent variable in your experiment would be

This is how fast or slow something is moving and it does not take into direction

calculate the acceleration of gravity on the surface of kepler-62e Kepler-62e is an exoplanet that orbits within the habitable zone around its parent star. The planet has a mass that is 3.57 times larger than Earth's and a radius that is 1.

Which of theses statements are true about the theory of plate tectonics and the theory of continental drift A) The theory of plate tectonics doesn't explain how continental movements could occur B) The theory of tectonics tells exactly where the

How do humans obtain the nitrogen they use in their bodies?

Heat that is transferred by the movement of currents within a fluid is called?

5. What is the percent composition of sulfur in H2SO4? A. 32.7% B. 65.2% C. 98.1% D. 2.1%

A 0.8kg object accelerate at a rate of4 m/s2. What is the net force acting on a object

Which of the following is the best definition of an isotope? A. elements of the same kind with different numbers of neutrons B. elements of the same kind that have lost electrons C. elements of the same kind that have different electrical charges

Two cars approach each other; both cars are moving westward, one at 85 km/h, the other at 54 km/h. what is the magnitude of the velocity of the first car relative to (in the frame of reference of) the second car? answer in units of km/h.