Disintegration is the word geologists use for

A. when a rock becomes moist.

B. when rock is physically broken into smaller pieces.

C. when rock is chemically broken into smaller pieces.

D. when rock undergoes a rather large chemical change.

Which are true of meiosis but not mitosis? Check all that apply. A. It generates genetically different cells. B. It generates haploid cells. C. It involves prophase, metaphase, anaphase, and telophase. D. It involves two rounds of nuclear division.

How do I know how many electrons an element has to gain and l ose to become stable

A carbon atom is most likely to form what kind of bond (s) with other atoms? ionic bonds, covalent bonds, and hydrogen bonds covalent ionic hydrogen covalent bonds and hydrogen bonds

Freddie works at an amusement park making balloon animals and has always wondered why balloons can be twisted into shapes. Which of the following is the best explanation? A The volume of a gas is constant B. Particles of gas can be compressed C.

Which of the following would have the greatest reaction speed? A. A reaction with solid reactants under low pressure and with high surface area. B. A reaction in cold temperature and high surface area with gaseous reactants. C.

The universe contains billions of galaxies, each containing billions of stars. True or false

How is measuring the volume of liquids different than measuring the volume of regular-shaped solids?

Which of the following best describes the motion of the particles in a piece of steel?

Student follow up The ionic equation for the reaction between zinc and sulfuric acid is. Zn (s) + 2H (aq) - - Zn" (aq) + H2 (g) a State what has been oxidised in this reaction. Explain your answer in terms of electrons.

What kind of group 1 atoms are the most reactive? a. Small atoms c. Atoms with the most electrons in the valence level b. Large atoms d. Atoms at the top of the periodic table