Science Quiz Chapter 1 - Quizzez
How many sig figs: 0.002 cm
1
You are asked to find the volume of a cube that is 5.75 m high, 4 m wide and 3.125 m long. How many significant figures should you show in you answer.
1
Convert 1,250 millimoles to moles.
1.25 mol
How many sig figs: 210 s
2
How many sig figs: 3.4. x 10 to 4 power g
2
How many sig figs: 7070 kg
3
How many sig figs: 1000.
4
How many sig figs: 501.0
4
How many sig figs: 7.070
4
The number 6,051.00 has how many significant figures
6
Ecology
A branch of biology that studies the balance in nature
Meteorology
A branch of earth science that studies the atmosphere and weather
Geology
A branch of earth science that studies the physical nature and history of earth
Chemistry
A branch of science that studies matter and its changes
scienfic law
A description of a process in nature that can be tested by repeated experiments
Scientific Method
A general descrpition of scientific thinking, used to find and evaluate possible answers to problems, and use critical thinking to solve scientfic problems.
Model
A representation used to study an object or event
a description of how close a measurement is to the true value of the quantity measured
Accuracy
On a line graph, the dependent variable is on the bottom and the independent is on the side
False - Independent is on bottom and dependent is on side
Bar graphs are a good choice for showing data that changes over time.
False - Line graph - compares similar data
A pie graph shows the value of several DIFFERENT items that are not related.
Flase - bar graph - parts of a whole
critical thinking
Is based on facts, uses logic, and uses observations.
You use what kind of graph to show change
Line
The most abundant material of a winter coat is what Pie graph shows - Nylon 66%, Spandex 4%, Polyester 30%
Nylon
a method of expressing a quantity as a number multiplied by 10 to the appropriate power
Scientific Notation
a prescribed decimal place that determines the amount of rounding off to be done based on the precision of the measurement
Significan figures
Technology
The application of scientific knowledge for practical purposes
The greek word for "skopien" means
To see
Physics
a branch of physical science that studies forces and energy
scientific theory
an explanation of how a natural process works
The greek prefix "tele" means
distant
SI is considered a consistent system because it?
is used worldwide
Which unit is used to measure the mass of a computer?
kilogram
Which unit is used to measure the height of a bookcase?
meter
Most scientific questions are developed from
observations
Science
observing, studying, and experimenting to find the nature of things
Which tool would a scientist use to find information on the structure of an atom?
particle accelerator
the exactness of a measurement
precision
A tool used to break light into a rainbow like spectrum is the?
spectroscope
After formulating a question, the next step of the scientific method is
to research and collect data