Unit 1 Physical Science Test Review

a process where the scientist influences the results to obtain a desirable outcome

___________ came up with laws about motion, including gravity, and published a book called the Principia

Select the best answer.A(n) ________ is an interpretation of something you have observed.

__________ is a unit used to measure volume in liquids

__________ is a unit used to measure temperature.

___________ proposed that all matter was made up of atoms

describes how close your measured value is to a true or known value

to share with others all that you discovered

Which step of the scientific method is being used?“How does light intensity before bed affect one’s ability to sleep?”

A property that can be converted or transferred from one object to another

Logic that starts with a small observation or question and ends in a broad generalization or theory

Ancient Egyptians practiced chemistry when they did ________.

__________ is a unit used to measure density.

Taking what you have observed and expressing it as a number

a process used to gain knowledge about something through observation and investigation

What is the correct number of significant figures for 0.0026?

A statement that describes what is happening in nature based on repeated experiments under the same conditions is a ___.

Which step of the scientific method is being used?“The average weights of the monkeys are shown in this circle graph”

Select the best answer.Before it was an official type of science, ________ was a blend of alchemy and astronomy.

Which step of the scientific method is being used?“Look at how the ground forms a crack. I wonder how that happened?”

Alicia is doing research on the types of insects that live in her neighborhood. What type of research is this?

A process that uses controlled conditions to test the hypothesis

The general direction in which a graph is moving

___________ discovered electrons

Complex and may be changed when new information is available or new technologies are developed

Archimedes and Isaac Newton both used ________ to explain their observations.

simple and often expressed as mathematical equations

Garret wants to know if the shape of a magnet affects how many balls it can pick up. What is the controlled variable?

to group objects together based on a shared attribute

The study of the composition and structure of matter and how matter undergoes chemical reactions is ________.

Garret wants to know if the shape of a magnet affects how many balls it can pick up. What is the independent variable?

Garret wants to know if the shape of a magnet affects how many steel balls it can pick up. What is a problem question?

Garret wants to know if the shape of a magnet affects how many balls it can pick up. What is the dependent variable?

__________ is a unit used to measure volume in solids.

Select the best answer.What is the correct number of significant figures for 60?

The process of making a reasonable judgment that is both logical and well-thought-out

___________ the first man to organize a periodic table of elements

Which statement best describes the graph?

What poriton of this sentence representsa sample. Mark has a rock collection of 605 rocks. 225 rocks are igneous rock.

__________ is a unit used to measure length.

Anything that occupies space and has a mass

The explanation of phenomena through the use of several investigations or a scientific method

The branch of science that focuses on the study of matter and energy is called ________.