Which best describes a mixture?

Hurricanes cause large waves that hit the coast with considerable force. How can these waves negatively impact an ecosystem near the shore? A. by causing water sources near the coast to become less salty B.

How do you calculate atomic mass from an isotope?

which of the following steps of the scientific method involves stating a relationship but not proposing an explanation for the relationship? a) hypothesis b) scientific law c) theory d) observation

A car is heading north on I-10 at 75 mph for 315 miles how long did it take the car to drive this distance

Nitrogen atoms are part of the structure of some organic molecules, such as all amino acids and some modified carbohydrates. What other organic molecules contain nitrogen?

Why might the increase of noise in natural areas be a problem, according to scientists studying wildlife? Support your answer with at least two details from the text.

What changes nitrogen gas in the air to nitrogen compounds that fall to the ground

How much time does it take a person to walk 12 km north at a velocity of 6.5 km/h

What are some ways that groundwater is used in the United States currently?

Atoms which have lost one electron from their outer shell are called what