Chapter 1: About Science

Question 1

Science is a body of knowledge that: a) condenses knowledge into testable laws; b) is an ongoing activity of humans; c) describes order in nature; d) all of the above are correct.

Answer 1

d) all of the above are correct.

Question 2

Eratosthenes learned about the position of the sun on June 22 by

Answer 2

setting up sticks at both Syene and Alexandria.

Question 3

The easiest way for you to measure the distance between the Earth and the moon is to place in your line of sight to the moon a

Answer 3

coin.

Question 4

The safest way for you to view the sun is with

Answer 4

pinhole images.

Question 5

The scientific method is most effective in: a) performing experiments; b) discovering new things; c) making hypotheses; d) making theories; e) gaining, organizing, and applying new knowledge.

Answer 5

e) gaining, organizing, and applying new knowledge.

Question 6

In science, an educated guess is a

Answer 6

hypothesis.

Question 7

In science, theories: a) are absolute; b) mean very little; c) may change; d) are more important than facts.

Answer 7

c) may change

Question 8

The synthesis of a large collection of information that contains well-tested and verified hypotheses about certain aspects of the world is known as a scientific

Answer 8

theory.

Question 9

In science, a theory is: a) a synthesis of a large body of well-tested knowledge; b) an educated guess; c) less than a fact; d) unchangeable.

Answer 9

a) a synthesis of a large body of well-tested knowledge.

Question 10

When a scientist is dishonest and reports false information, he or she

Answer 10

gets no second chance in the scientific community.