One possible cause of extinction is

Cells come from the reproduction of

What happens to the volume of most matter when it is heated?

If a match is placed on top of a pool of gasoline, the gasoline catches on fire. However, if you spray the gasoline into a fine mist and add heat, it explodes. Explain this phenomenon.

Which of the following is NOT true for an exothermic process? A.) heat is transferred into the container B.) q for the process is negative C.) potential energy is converted into kinetic energy D.) the container gets hotter

What happens to the water molecules in the process of photosynthesis? How does this illustrate that a chemical change/reaction is occurring?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda