2.1 Mathematics and Measurement

Question 1

language of science

Answer 1

Mathematics

Question 2

a mathematical statement that two expressions are equal

Answer 2

equation

Question 3

What simplified method is used to express very large or very small numbers

Answer 3

scientific notation

Question 4

the places that are certain, along with the one uncertain place

Answer 4

significant digits

Question 5

Why is mathematics sometimes called the “language of science”?

Answer 5

because scientists use it to describe the universe

Question 6

What is the most important part of an equation?

Answer 6

the equal sign

Question 7

What is a scientific equation?

Answer 7

an equation that represents actual physical relationships and should be understood as such

Question 8

What term refers to how closely a measurement matches the actual value?

Answer 8

accuracy

Question 9

What term refers to how close several measurements are to each other?

Answer 9

precision

Question 10

What term refers to the decimal places in a measurement that have physical meaning?

Answer 10

significant digits