Chapter 1 Flashcards

1

The logical steps that scientists follow to solve a problem is called:

the scientific method
the ladder method
the recipe
the directions

2

A quantitative statement is one that can be expressed using _________.

numbers
hieroglyphics
adjectives
English

3

A scientific theory is an explanation that:

predicts what will happen
has been published in a journal or book
has been tested by many observations

4

Which base SI unit is used to measure liquid?

meter
liter
grams
newton

5

Technology can be defined as:

applied science
new inventions
science that uses computers

6

The two main branches of science are:

biology and physical science
natural and social science
physics and chemistry
natural and physical science

7

Scientists use hypotheses to make _____________.

magic
theories
predictions
experiments

8

Which SI base unit is used to measure length?

liter
newton
gram
meter

9

Which of the following cannot be answered by an experiment?

Does penicillin kill Salmonella bacteria?
Did a comet impact kill the dinosaurs?
Is long term exposure to UV rays bad for skin cells?
Is rabies caused by a virus?

10

Which SI prefix means one-tenth?

milli-
centi-
kilo-
deci-

11

Scientists use models to represent real situations and to make ____________.

predictions
cookies
explosions
laws

12

Which of the following is not a branch of biology?

botany
zoology
geology
ecology

13

Which SI prefix means 1000?

centi-
hecta-
kilo-
milli-

14

Which SI base unit is used to measure temperature?

celsius
meter
kelvin
farenheit

15

Scientists test a hypothesis by:

formulating questions
doing experiments
designing models
making observations

Chapter 1

Questions 15

Chapter 1

Questions 15