Unit 2 Flashcards
Data collected from every member of a group or population is a _______.
census
______ is measured in kilograms and describes the amount of matter that makes up an object.
mass
_______ describes the amount of space an object takes up.
volume
The SI unit for temperature is _______.
kelvin
An imaginary horizontal line that measures how far North or South a location is from the equator is _______.
latitude
The color brown is an example of a ________ data.
qualitative
An _________ microscope has the highest magnification.
electron
The imaginary line around the earth that is the same distance from the North Pole and the South Pole is called the _________ and is 0 latitude.
equator
_______ is another word for longitude.
meridian
An example of ________________ would be an advertisement that states that research shows their product is made of the strongest material available.
promotional material
____________ data is expressed in numbers.
quantitive
DART buoys can detect ______ and _____.
tsunamis, earthquakes
A pH reading between 1-6 means that the water is _______.
acidic
An imaginary line that measures how far east or west a location is from the Prime Meridian is _______.
longitude
A ______reading between 8-14 means the water is _______.
pH, basic
A method of converting one unit to another using ratios and conversion factors is _________________.
dimensional analysis
The gold standard of scientific research are _____________ journals.
peer-reviewed
Data collected from a selected group of members is a ________.
sample
_______ describes a two-dimensional measurement of the amount of space the surface of an object occupies.
Area
A _______ is a system of satellites that orbit the earth and transmit distances from the location of the satellites to a GPS receiver.
GPS
A _______ is a floating device in the water that is often used as a marker.
buoy
____________ represents longitude and runs through Greenwich, England.
Prime Meridian
Mass is measured in ________.
kilograms
Volume is measured in ___________.
cubic meter
The base unit for length is ________.
meter
When giving directions in terms of longitude, do you say east/west or north/south?
east/west
A GPA uses ________ satellites to calculate your location.
4
What is true about mass?
- Mass is measured in kilograms
- Weight depends on gravity, mass is the same no matter where
- Mass is the amount of matter that makes up an object
What are some water parameters included in a water kit?
- oxygen levels, total dissolved solids
- temperature, pH, salinity
- total suspended solids, nutrients in water, water pressure
What is a nautical mile?
- one nautical mile is equal to about 1.15 miles
- one nautical mile is equal to about 1.852 kilometers
- a nautical mile is a special unit of measurement used in air and sea travel
What kind of information are textbooks good for?
- information on scientific laws
- basic information on a subject
