Question

completion
complete each statement on the line provided.

1. the si base unit of mass is the ______.
2. an organized plan for gathering, organizing, and communicating information is called a(an) ______.
3. a(an) ______ is a way of plotting data to show changes that occur in related variables.
4. computers are an example of ______ that helps people solve problems.
5. natural science is divided into life science, earth and space science, and ______.
6. the ______ is the variable that changes in response to the manipulated variable.
7. a(an) ______ is a statement that summarizes a pattern found in nature.
8. a(an) ______ makes it easier to understand things that are too small, too large, or too hard to observe directly.
9. the measurement 0.014 seconds equals ______ milliseconds.
10. ______ is the closeness of a measurement to the actual value being measured.

short answer
in complete sentences, write the answers to the questions on the lines provided.

1. what is the single most important laboratory safety rule?
2. why do scientists speak at conferences and write articles in scientific journals?
3. what is a peer review?

Explanation:

Solve Completion Questions 1-10

1. The SI base unit of mass is the kilogram.
2. An organized plan for gathering, organizing, and communicating information is called a scientific method.
3. A line graph is a way of plotting data to show changes that occur in related variables.
4. Computers are an example of technology that helps people solve problems.
5. Natural science is divided into life science, Earth and space science, and physical science.
6. The responding variable is the variable that changes in response to the manipulated variable.
7. A scientific law is a statement that summarizes a pattern found in nature.
8. A scientific model makes it easier to understand things that are too small, too large, or too hard to observe directly.
9. Since \(1\text{ second} = 1000\text{ milliseconds}\), \(0.014\text{ seconds} \times 1000 = 14\text{ milliseconds}\).
10. Accuracy is the closeness of a measurement to the actual value being measured.

Solve Short Answer Questions 1-3

1. The single most important laboratory safety rule is to always follow instructions given by your teacher or written in the laboratory procedure.
2. Scientists speak at conferences and write articles in scientific journals to share their research findings, receive feedback, and collaborate with other scientists.
3. A peer review is a process where independent experts in the same field evaluate a scientific paper before it is published to ensure its quality, accuracy, and validity.

Answer:

Section	No.	Answer
	2	scientific method
	3	line graph
	4	technology
	5	physical science
	6	responding variable
	7	scientific law
	8	scientific model
	9	14
	10	Accuracy
Short Answer	1	The single most important laboratory safety rule is to always follow instructions.
	2	Scientists share their work to communicate results, receive feedback, and collaborate.
	3	A peer review is an evaluation of scientific work by other experts in the same field.