Week 2 of General Physical Science with Dr. Olu

Unit of measurement tells me what

What's being compared and the quantity of reference units in the measurements

What is the benefit of the English measurement?

They are based on body parts

What is the metric system based on?

Distance that light travels in a a vacuum in a certain time

What is the unit of mass based on?

It is based on a cylinder kept in the International Bureau of Weight and Measures and vibrations of a cesium atom

What is the similarity of volume, mass, and density?

They are constant

What is an equation

Relationship between equal quantities

What is a principal?

It's a variable that can be observed repeatedly.

What is based on extensive experimental evidence?

Scientific law and scientific theory.

English equivalent of a liter

quart

how to find a mass of g/cm3 in g?

Divide the number that has a unit of g by g/cm3

What is a controlled experiment?

experiment in which only one variable is changed

What are objects?

Digital representation of something and the parts and details on how to use the parts.

Properties refer to the parts of the Object

Methods are things that can be done to/with the object

Properties and Methods for a particular object can be viewed using the get-member cmdlet

Most recent scientific theory?

plate tectonic theory. 1967