What does SI stand for when referring to a system of measurement

A. scientific identities

B. systeme internationale

C. speed impulse

D. silly intellectuals

A steel pipe of 12-in. outer diameter is fabricated from 1 4 - in.-thick plate by welding along a helix that forms an angle of 25° with a plane perpendicular to the axis of the pipe.

Earth orbits the sun in a counterclockwise direction once every 365 days. approximately how many degrees does earth move along its orbit in one day

An airplane has a mass of 2*10^6 kg and air flows past the power surface of the wings at 100ms¯¹. If the wings have a surface area of 1200m², how fast must the air flow over the upper surface of the wing if the plane is to stay in the air?

Which process is a cause of variation in a species?

Two positive charges of 2.8 x 10^-6 are separated by 0.50m. What force exists between the two charges?

Oil flows upward in the wick of a lantern because of the liquid property called A. meniscusity. B. capillarity. C. density. D. viscosity.

A high-mass star has more "fuel" than a low-mass star. which lives longer? why?

Suppose that, while lying on a beach near the equator of a far-off planet watching the sun set over a calm ocean, you start a stopwatch just as the top of the sun disappears. you then stand, elevating your eyes by a height h = 1.

Suppose you want to know if the color of peoples hair affects how warm it can keep their heads. describe the skills you would use to conduct an experiment to test your inquiry

The mass is increased by a factor of four. What is true about the period? Choose the best answer. The period remains unchanged. The period increases by a factor of four. The period is halved. The period doubles.