Chapter 1 Test

MATCHING

-Complete the following questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

2

What does all matter have, whether it is moving or still?

A energy

B motion

C life

D parts

2

What must you find out after conducting an experiment and collecting data?

A if the answers are right

B if the results support your hypothesis

C if the answers can be corrected

D if the results can be changed

2

Which tools can be used for collecting and analyzing data?

A scissors, calculator, stapler, envelope

B scanner, computer, printer, speakers

C meterstick, stopwatch, balance, thermometer

D stopwatch, screwdriver, meterstick, drill

2

Where do scientists publish the results of their experiments?

A in letters to friends

B on television, radio and the internet

C in academic papers, science magazines and on the internet

D in books, magazines and comic books

2

Which is an example of a conceptual model?

A a model airplane

B a clay car in a wind tunnel

C a model of a galaxy forming

D a tub of water modeling temperatures in the oceans

2

Which of the following is the best definition of science?

A the process of memorizing answers about the natural world

B the process of gathering knowledge about the natural world

C the process of reading the knowledge of the known world

D the process of gathering knowledge about the ancient world

2

What is physical science mainly about?

A the relationship between matter and energy

B the relationship between matter and light

C the relationship between molecules and matter

D the relationship between light and energy

2

What are the two main branches of physical science?

A chemistry & biology

B biology & physics

C geology & chemistry

D chemistry & physics

2

Before asking questions, what is a scientist likely to do?

A make answers that work

B make necessary arrangements

C make observations

D make reservations

2

What are some methods of communicating the results of scientific investigations?

A call the news media, hand out flyers

B write a scientific paper, make a presentation, create a Web site

C advertise the results on television and radio

D only reveal results to close friends and family

2

What is a scientific model?

A a representation of an object, but smaller

B an exact representation made of similar material

C a representation of an object or system

D a familiar copy of an object

2

What type of scientific model could best be used to predict the weather?

A chemical

B mathematical

C physical

D conceptual

2

How many milliliters are in 3.5 kL?

A 0.0035

B 3,500

C 35,000

D 3,500,000

2

Why is the International System of Units important?

A It is based on the number 10 and is used by most scientists

B It is easy to use and scientists can keep data confidential with it

C It is used only by countries competing for scientific knowledge

D It helps to promote good relations amongst countries of the world

2

Which of the following is a good safety rule to follow?

A Take shortcuts if there is no danger.

B Read lab instructions, but change them if you want to.

C Follow the teacher's instructions, but feel free to modify them.

D Pay attention to safety information and safety symbols.

2

What kinds of scientists use their knowledge of heat, force and chemistry to understand how rocks and soil have changed over millions of years?

A meteorologists

B geochemists

C biologists

D chemists

2

What is matter?

A the "stuff" that is large enough to see

B the "stuff" that makes up the atmosphere

C the "stuff" from outer space

D the "stuff" that everything is made of

2

What is energy?

A the ability to do work

B matter that is moving

C something in motion

D food converted to motion

2

The scientific process begins with asking questions and

A making observations.

B reading background.

C planning experiments.

D answering them.

2

What do scientists use to represent a system or an object?

A an observation

B a study

C a model

D a hypothesis

2

Measuring something is one way of

A collecting data.

B analyzing results.

C making a model.

D conducting experiments safely.

2

Often, the first step in gathering scientific knowledge is

A taking notes.

B asking questions.

C predicting answers.

D good lab technique.

2

Which of these might a scientist use to communicate scientific results?

A advertise

B write a scientific paper

C tell friends and relatives

D call the media

2

How can organizing data into tables and graphs help scientists analyze their data?

A by speeding up the collection of data

B by making relationships easier to see

C by adding color to their website

D by increasing efficiency

2

What is physics?

A the study of energy and how it affects matter

B the study of how matter behaves and changes

C the study of how light affects energy

D the study of matter and how energy has no effect

COMPLETION

-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)