Test - Unit 1 Scientific Method Flashcards

1
Q

9.Which of these would be the best way to illustrate the percentage of students receiving A’s B’s C’s F’s on a recent test

A

Circle graph

Unit1- c4
Pg 27

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2
Q
  1. In the 1859 Charles Darwinexplained a model of why living things change over time. He described this model and the evidence that supported it in a book called On The Origin Of Species. Which scientific term is used to describe a testable model that seeks to explain natural phenomena
A

Theory

Unit1- concept4
Pg 25

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3
Q
  1. What does P.A.S.S. stand for?
A

Pull, aim, squeeze sweep

Unit1 -c1

Pg4

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4
Q
  1. Shelly accidentally drops a test tube and it shatters. What two things should she make sure to do.
A

Tell the teacher and make sure to throw it away in the glass disposal

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5
Q
  1. What is the SI unit for temperature?
A

Kelvin K

Unit1- c2
Pg11

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6
Q
  1. What is the average length of Group A’s data?
A

30.27.175

U1c2

Pg10

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7
Q
  1. Which groups data is more precise? Why?
A

Group A because they are closer together

U1c2

Pg10

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8
Q
  1. If the actual length of the notebook is 26.1, which set of data is more accurate? Why?
A

Group B because when you get the average the number is closer to the actual length than the other

U1c2

Pg10

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9
Q
  1. Name the following lad equipment below. Then write what it is used for.
A

Mortar and pestle used to crush solids into a powder

U1c1

Pg5

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10
Q
  1. Name the following lad equipment below. Then write what it is used for.
A

Beaker tongs used for moving and holding beakers

U1c1

Pg6

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11
Q
  1. Name the following lad equipment below. Then write what it is used for.
A

Erlymeyer flask used for heating liquids, but can also measure and hold them

U1c1

Pg6

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12
Q
  1. Name the following lad equipment below. Then write what it is used for.
A

Safety googles used for preventing chemicals and fire out of your eyes

U1c1

Pg3

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13
Q
  1. Name the following lad equipment below. Then write what it is used for.
A

Bunsen burner used to used as a gas powered flame for heating chemicals

U1c1

Pg5

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