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Ipc > Practice test Unit 1 > Flashcards

Practice test Unit 1 Flashcards

1
Q

Who came up with laws about motion, including gravity, and published a book called principia

A

Isaac newton 

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2
Q

What is matter?

A

Anything that occupies space and has a mass

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3
Q

Who discovered Electrons?

A

J.J Thompson

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4
Q

Who was the first man to organize the periodic table of elements?

A

Dmitri Mendeleev

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5
Q

Who propose that all matter was made up of atoms?

A

John dalton

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6
Q

What is accuracy?

A

Describes how close your measured value is to a true or known value.

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7
Q

What is bias

A

A process where the scientist influences the Influences the results to obtain a desired outcome 

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8
Q

What is an experiment?

A

A process that uses controlled conditions to test the hypothesis

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9
Q

What is critical thinking?

A

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

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10
Q

What is Measurement?

A

Taking what you observed, and expressing it as a number 

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11
Q

What is energy?

A

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

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12
Q

What is a trend?

A

The general direction in which a graph is moving

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13
Q

What is science? 

A

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

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14
Q

What is scientific theory?

A

The explanation of a phenomenon, through the use of several investigations of a scientific method

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15
Q

Ancient Egyptian’s practice chemistry when they did __________?

A

Metallurgy

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16
Q

What is a scientific law?

A

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

17
Q

What is an inference? 

A

An Interpretation of some thing you have observed 

18
Q

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

A

Descriptive research

19
Q

Which portion of the sentence represents a sample?
Mark has a rock collection with over 605 rocks. Of those rocks, 225 rocks are a type of metamorphic rock.

A

225 rocks

20
Q

The branch of science that focuses on the study of matter and energy is called __________?

A

Physical science

21
Q

The study of composition and structure of matter, and how matter undergoes chemical reactions is ____?

A

Chemistry

22
Q

Before it was an official type of science_______ Was a blend of alchemy and astronomy.

A

Physics

23
Q

Archimedes and Isaac Newton both used _____ To explain their observations.

A

Math

24
Q

What step of the scientific method is this?
The average birth weight of the chimpanzees in the study are shown in the circle graph.

A

Analyze data and draw conclusions

25
Q

What step of the scientific method is this?

How does light intensity before bed affect one’s ability to sleep?

A

Problem question

26
Q

What step of the scientific method is this?

Look at how the ground Forms of crack right there. I wonder how that happened?

A

Observation

27
Q

_______ Is the unit used to measure length

A

Meters

28
Q

______ Is the unit used to measure temperature

A

Celsius

29
Q

Is a unit used to measure volume in liquid

A

Liters 

30
Q

It’s a unit used to measure volume in solids 

A

Cm3

31
Q

Is the unit used to measure mass or weight?

A

Grams

32
Q

_______ Is the unit used to measure density 

A

G/cm3

33
Q

Logic that starts with a small observation, or question, and ends in a broad generalization or theory is called ___________ reasoning

A

Inductive

34
Q

To ________ Is to share with others all that you discovered 

A

Communicate

35
Q

______ Is the group objects together, based on a shared attribute 

A

Classify

36
Q

What type of experiment did Martina perform?

A

Applied

37
Q

What is the correct number of significant figures of 0.0026?

A

2

38
Q

What is the correct number of significant figures for 60?

A

1

Ipc (2 decks)

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