2.- Un resorte que mide 30 centímetros y al aplicarle una fuerza de 1 kg, se estira hasta medir 45 centímetros, cuál sería la constante elástica. AYUDAME PORFAVOR :(

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

Compare the composition of the moon's surface with the composition of the earth's surface.

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.