The speed of a sound wave varies as it travels through different substances. which factor will most affect the speed of a sound wave? a. the wavelength of the wave b. the source that created the sound c. the distance between molecules in the medium d. the frequency of the wave

Why did friedrich hayek call expansionary spending dangerous? o he felt it could lower the money supply and cause deflation. o he felt it could lead to inflation and poor decisions by consumers. o he felt it could lead to deflation and poor decisions by consumers. o he felt it could lower available credit and cause a drop in prices.

Look at the historical context sheet. how might settlers’ attitudes towards native americans have changed from the 1630s to the 1650s? how might settlers’ attitudes toward the land have changed from the 1630s to the 1650s? explain you answer. (4 points)

The climax of the story “seventh grade” occurs when