Deck 1 Flashcards
The creation mandate calls us to:
Use wise dominion over creation
Simplified representations that characterize a system or explain a phenomenon is known as a(n):
Scientific model
Chemists can only be found working in labs
False
Chemistry is:
The study of matter and the changes if undergoes.
Numerical data is also known as:
Quantitative
Science is:
The total collection of knowledge gained though the systematic observation of nature.
What science probes nature simply to learn new things?
Pure science.
In what type of experiment is only condition varied at a time to isolate and measure its effects on the outcome?
Controlled.
Something that dictates the ways in which we operate in our everyday lives in called a(n):
Worldview
The data collected through an experiment is called:
Empirical
Anything that occupies space and has mass is called:
Matter
A nucleus contains protons and:
Neutrons
Changes that occur in a material without changing the identity of a material are:
Physical changes
Which are positively charged?
Protons
What mixtures consists of 2 or more materials?
Heterogeneous
Which of the following characteristics are more aligned with solids?
Definite shape
What do we call the constant motion of particles?
Brownian motion
The Chemical changes that produce heat are:
Exothermic
What law states that all natural processes tend toward the highest entropy and minimum usable energy?
The second law of thermodynamics
What state of matter could be the most common and is found on stars?
Plasma
The act of comparing an unknown quantity to a standard unit is know as a(n):
Measurement
The base unit for measurement for the SI is the:
Meter
What is an assessment of the exactness of a measurement?
Precision
When adding and subtracting data, it must have the same units.
True
