CP PS Sci Inq QUIZ #2

The following measurements were made to determine the speed of a car traveling down a road. The speed was calculated by the teacher to be 5.45 m/s.

One group of students had the following results:

Trial 1: 5.65 m/s

Trial 2: 4.55 m/s

Trial 3: 7.65 m/s

The accuracy of their data is

• high

• low

The following measurements were made to determine the speed of a car traveling down a road. The speed was calculated by the teacher to be 5.45 m/s.

One group of students had the following results:

Trial 1: 5.65 m/s

Trial 2: 4.55 m/s

Trial 3: 7.65 m/s

The precision of their data is

• high

• low

Theory or Law???  Predicts what will happen in the natural world.

• Law
• Theory

Tags

NGSS.HS-PS2-4

Theory or Law???  Changes with new observations.

• Theory
• Law

Theory or Law???  Explanation of a wide range of observations?

• Theory
• Law

Tags

NGSS.HS-ESS1-2

Theory or Law???  Is a well-tested EXPLANATION for a wide range of observations and experimental results.

• Law
• Theory

Tags

NGSS.HS-LS4-2

Theory or Law???  Is a DESCRIPTION of what a scientists expects to happen every time under a certain set of conditions.

• Law
• Theory

How close a measurement is to the true value is called..

• Accuracy

• Precision

• Significant

This bullseye demonstrates...

• High Accuracy & High Precision

• High Accuracy & Low Precision

• Low Accuracy & High Precision

When a measurement is repeatable and consistent it is said to have...

• High precision

• Low precision

• High accuracy