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68 terms

Science Test

STUDY
PLAY
Science
What is a System of knowledge and the methods used to find that knowledge?
Advances in science may lead to advances in technology and vice cersa
How are science and technology related?
Social Science
Which of the following is NOT a branch of natural science?
Earth Science involves the study of systems that may include living organisms.
How does Earth science overlap with life Science?
One of the main branches of natural science is biology
Which of the following is NOT on of the main ideas of physical science?
Atoms
What are the building blocks of all matter?
Making observations
In which step of the scientific method is information obtained through the senses?
The hypothesis is revised
What happens when the data in an investigation do not support the original hypothesis?
Scientific law
What is a statement that summarizesa pattern found in nature?
Scientific theories are never proven
Which of the following statements is true about scientific notation?
Model
What is a physical or mental representation of an object or an event?
They help visualize things that are very complex, very large, or very small.
Why are scientific models important?
Always follor your teachers instructions and textbook directions exactly.
What is the most important safety rule?
Tying back long hair and loose clothing
Which of the following is an example of a safe laboratory procedure?
6.9 times 10 to the power of -4
how is .00069 written in scientific notation?
1000m/1km
Which of the following conversation factors would you use to change 18 kilometers to meters?
60 milimeters
What are 6 centimeters equals to?
1660000 kilowatts
There are 1660 megawatts of wind-generated electricity produced globally every year. This amount is equivalent to?
55.254 s
Timers at a swim meet used four different clocks to time an event. Which recorded time is the most precise?
A clock with a hand to measure the hour, a hand to measure the minutes, and a hand to measure the seconds.
Which of the following clocks offers the most precision?
100 degrees
On the Celsius scale, at what temperature does water boil?
289
Approximately how many kelvins are equalto 60 degrees F?
Circle Graph
The type of graph used to show how a part of something relates to the whole is whuch of the following?
direct proportion
What is the relationship in which the ratio of the maipulated variable and the responding variable is constant?
All of the above
How do scientists communicate the results of investigations?
They all use SI.
How do scientists whospweak different languages make their data understandable to one another?
A process in which scientists examine other scientists work?
What is a peer review?
All of the above
Why are peer reviews important?
A jagged line
If the relationship between the manipulated variable and the responding variable is a direct proportion, what will a ling graph of this relationship look like?
Kelvin
The SI base unit of temperature is the?
Unit
A measurement must include both a number and a?
Controlled experiment
An experiment in which only one variable, the manipulated variable, is changed at a time is called?
Scientific Method
A organized plan for gathering, organizing and communicating information is called?
Line Graph
A "Blank" is a way of organizing data that is used to show changes that occur in related variables?
Technology
Computers are an example of a "Blank" that helps people solve problems
Chemistry
The two main areas of physical science are physics and "Blank"
Physical Science
Natural science is divided into life science, Earth and space science and?
Responding Variable
The "Blank" is the variablethat changes in response to the manipulated variable?
Scientific Law
Statement that summarizes a pattern found in nature.
Scientific theory
Explains a pattern found in Nature
scientific model
A flight similator that helps astronauts prepare for a shuttle launch is an example of?
Safety Rules
Because lab activities can involve hazardous materials, it is always important to read and inderstand and "Blank" that must be followed
Model
Makes it easier to understand things that are too small, too large, or too hard to observe directly
20460000
(6.2 times 10 to the power 4) times (3.3 times 10 to the power of 2)
59
The measurement 0.059 seconds equals "Blank" Milliseconds.
Accuracy
Closeness of a measurement to the actual value being mearsured?
274
A temp. of 34 degrees F is equal to "blank" Kelvins.
Inverse proportions
In an experiment, if doubling the manipulated variable results in a doubling of the responding variable, the relationship between the variables is?
Significant figures
The three values 10.714 m, 12.821 m, and 13.646 m have the same number of?
Following directions
What is the single most important labortory safety rules?
To communicate scientific results
Why do scientists speak at conferences and write articles in scientific journals?
A process in which scientists examine other scientists work
What is a peer review?
Life, Earth and Space, Physical
What are the major branches of natural science?
A proposed answer to a question
What is a hypothesis?
A well tested explanation to a set of observation or experimental results
What is a scientific theory?
Help visualize things that are complex, large and small
Why do scientists use models?
Larger
When a number in measurement is converted from kilometers to meters, does the number get larger or smaller?
Three
How many significant figures will the answer to the calculation 65.25 times 37.4 have?
0 degrees C, 32 degrees F, 273 degrees Kelvin
What is the temperature at which water freezes, expressed in F, C, and Kelvin?
They are interdependant in advance in one lead to advances in another
How are technology and Science related?
Bar Graph
What type of graph would be the best to use to compare the levels of lead contamination in six water wells?
Inverse Proportion
Wha tis the relationship between two variables if the product of the variables is constant?
Earth and life science
The study of an organism that lived 10 million years ago would most liekly fall under which two branches of natural science?
The universe is very old, 13.7 billion years old; 7.0 times 7 to the 26th in diameter
Describe the main idea of physical science that deals with space and time
Scientific law is a summary of a pattern found in nature; Scienitfic theory is a well tested explanation.
Wha tis the difference between a scientific law and a scientific theory?
The universe is large and old; as small amount is matter can never be destroyed.
Main ideas of physical science
1. Make obervations 2. collect information 3.create hypothesis 4. Test or experiment 5. Draw conclusions
Possible order of steps of a scientific method used in an investigation?
review a question
Explain how peer reviews are important in either supporting a hypothesis or revising a hypothesis?