Ch. 1: The Nature of Science

Logical explanation of an observation that is drawn from prior knowledge or experience.

explanation of observation/events based on knowledge gained from observations & investigations

Definition: a variable that changes as another variable changes (you measure)

practical use of scientific knowledge,especially for industrial use.

Which of the following is not a derived unit?

On which of the following is SI based?

What is the symbol for milliliter?

Convert 47 L into mL

23 mm   O    .23dm 

To find the __________ of a box, multiply the height by the width by the depth.

There are this many centimeters (cm) in a meter (m)

the internationally accepted system of measurement (metric system)

A statement about what happens in nature that seems to be true all the time (does not explain)

Definition: an exact quantity that people agree to use to compare measurements

Definition: the amount of matter in an object

The basic metric unit for mass is...

investigation & exploration of natural events & of the new information that results from them.

Convert .002 Kg into g.

Definition: mass per unit volume

interpretation of observations

description of how close a measurement is to an accepted or true value.

In the image below, the control would most likely be

factor that is measured or observed during an experiment

Using one or more or your senses to gather information and take note of what occurs.

55cg     O     550g

factor being tested in an experiment that is changed by the investigator

Convert 5,342mL into dL

Definition: a variable that does not change as another variable changes (you choose)

possible explanation about an observation that can be tested by investigations.

In the image below, the independent variable is most likely

Factors in an experiment that remain the same.

There are this many millimeters (mm) in a centimeter (cm)

If a scientist's expectations about an experiment changes the way they view results, this is a

There are this many millimeters (mm) in a meter (m)

Definition: a visual display of data

Which of the following is an example of an SI unit?

One one-thousandth is expressed by which prefix?

a description of how similar of close measurements are to each other.

Definition: a test set up under controlled conditions

The basic metric unit for distance or length is

spoken or written summary of observation

In the image below, the dependent variable is most likely

numbers of digits in a measurement that are know with a certain degree of reliability.

 6,500g    O    3.2 kg

Convert 3.2cm into m

Once a scientist is ready to share the findings of their experiments, they must go through

Any factors in an experiment that can ha e more than one value.

compare what you already know from information you are given to decide if you agree with it.

Definition: an educated guess using what you know and observe

Definition: the amount of space occupied by an object

In the image below, a constant would most likely be

describes a pattern of an event in nature that is ALWAYS TRUE.

You have a 10 g mass with a volume of 2 cm³.  What is its density?

statement about what will happen next in a sequence of events.

The basic metric unit for volume is...

What scientists use to  carefully answer questions about the world we live in

An explanation of things or events based on knowledge gained from many observations is a