Chapter 1

Vocab

100

Study of the fundamental laws of nature; work, energy, force, power, etc

Physics 

200

Measure of how close together the values of a series of measurements are to one another.

Precision 

300

Variable that is changed in the experiment.

Independent Variable 

400

Quantity defined solely in terms of a number. 

Scalar 

500

Numerical value with a unit but no direction.

Magnitude 

Vocab Part 2

100

Detailed explanation of some aspect of nature that accounts for a set of well tested hypotheses. 

Theory 

200

Relationship between 2 quantities that form a straight line on a graph. 

Linear Relationship 

300

Quantity defined in terms of a number and a direction. 

Vector

400

Measure of how close the measured value of a quantity is to the actual value. 

Accuracy 

500

Variable that is measured in an experiment to see how it responds to the independent variable. 

Dependent Variable 

Dimensional Analysis & Mathematics in Physics

100

Each term in the equation has the same dimensions, this equation is; 

Dimensionally Consistent 

200

Evaluate the following equation; vt=2ax

L does not equal 2(L/t)²

300

Evaluate the following equation; F=mxa

ML/T² does not equal ML²/T²

400

Express the following 3 numbers in proper scientific notation; 575200, 0.037459 and 1002635.789

5.75x10⁵, 3.75x10^-2, 1.0x10⁶

Miscellaneous

100

What is the base unit for length in SI?

Meters (m)

200

What is the amount of matter in an object? 

Mass 

300

How many significant figures are in the number 101.002

6

400

If you are adding 15.33 and 167.2, how many significant figures would be in your answer? 

4

500

Why is the British system (metric) preferred in science? 

All quantities are related by a factor of 10