Which substance is a combination of different atoms?

O A. homogeneous mixture

B. heterogeneous mixture

C.

element

D.

compound

Which of the following is least like the others lamp, flash light, flare or spotlight

According to the ideal gas law, increasing the volume of a closed reaction container decreases the thermal energy because the A) R is divided. B) temperature increases. C) collision frequency remains the same.

Everyday things that occur or exist because of science

Thirty-five percent of all school-age pedestrians killed in school transportation-related crashes were between the ages of

What is the mass of an 291pound persond

A 75 kg runner taking part in a 200 m dash must run around the end of a track that has a circular arc with a radius of curvature of 32 meters. if he completes the 200 m dash in 20.

Thinking about the winter we missed out on this year. Calvin and his tiger go sledding down a snowy hill. There is friction between the snow and the sled, and there is air resistance.

what are the three types of solenoids, which one is the most common, and which one is used in pinball machines?

A sound wave has a frequency of 741 hz in air a wavelength of 0.47m what is the temperature of the air as soon as the below city of sound at 0°C is 235 m/s

What changes depending on location in the universe, mass or weight. Explain