Which two reactions are faster than the others? A. Lead nitrate and potassium iodide react to form a yellow
precipitate.
B. Iron metal reacts with oxygen in air to form rust.
C. Silver tarnishes in air that contains hydrogen sulfide.
D. Black powder in fireworks burns explosively to produce gases and
white light

Slab pull” is a type of tectonic plate movement that occurs due to the forces of mantle convection and results in the subduction of the lithosphere true or false

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up