2. The substances that undergo change in a chemical reaction are called

O reactants

O elements

O coefficients

O products

A stopped car reaches 60 meters per second in 12 seconds. What is the acceleration?

What properties of Pluto might make scientists think that it is a Kuiper Belt Object?

To receive a different radio channel, you must change the A. wave frequency being received B. wave speed being received C. wave amplitude being received D. wave crest being received

If a given particle has two up quarks and one down quark, what charge will it have? - (2) / (3) e 0 +e + (2) / (3) e

The highest-pitched sound humans can hear have a wavelength of 0.017 m in air. What is the frequency of these sound waves if their wave speed is 340.0 m/s?

Which of the following values represents an index of refraction of an actual material? A. 0 B. 1 / 4 C. 5 / 4 D. 1 / 2

Which statement best describes the effect of scientific advances on society? A. They always have a positive impact on society. B. They are inspired by the needs of society. C. they do not affect society beyond the community level. D.

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?