Answer the following question given this paragraph: The rock in Figure above is an example of a heterogeneous mixture. A heterogeneous mixture varies in its composition. The black nuggets, for example, are not distributed evenly throughout the rock. Q: What is the term for a mixture that varies in its composition? Choices: - homogeneous - amorphous - mixed composition - heterogeneous A:
heterogeneous
(Question)
Answer the following question given this paragraph: Probability is the chance that a certain event will occur. For example, the probability of a head turning up on any given coin toss is 50 percent. Q: What is it called when the chance that a certain event will occur? Choices: - mutation - difficulty - procession - probability A:
(Answer)
probability
Ques: Answer the following question given this paragraph: About half the energy used in the U. S. is used in homes and for transportation. Businesses, stores, and industry use the other half. Q: Homes and transportation use what percent of all energy in the u.s.? Choices: - twenty five - fifteen - forty - half (fifty) A:
Ans: half (fifty)
(Q).
Answer the following question given this paragraph: Q: Fossil evidence indicates that the ancestors of humans originated on which continent? Choices: - north america - australia - south america - africa A:
(A).
africa
Ques:Answer the following question given this paragraph: Radioactivity is the ability of an atom to emit charged particles and energy from its nucleus. The charged particles and energy are called by the general term radiation. Q: What is the ability of an atom to emit charged particles and energy from its nucleus called? Choices: - accumulation - conductivity - power - radioactivity A:

Ans:radioactivity
Ques:Answer the following question given this paragraph: Q: Each daughter cell represents one outcome of all possible combinations of maternal and paternal what? Choices: - traits - alleles - genes - chromosomes A:

Ans:
chromosomes