Determine which type of property each statement describes by typing “physical” or “chemical” in the blank. hydrogen is a colorless, tasteless, and odorless gas. hydrogen is very combustible in the presence of oxygen. hydrogen is very reactive with most elements. hydrogen is the least dense of all elements.

70 give a real life example showing how sensory neurons work with the motor neurons

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.