ONE
a testable prediction
What is hypothesis
SI base unit of length
What is meter
An organized set of procedures is called
What are scientific & engineering practices
The SI unit for temperature
What is Kelvin
a visual display of information or data
what is graph
identify three types of graphs
what is bar, line, pie (circle)
why scientists graph data
to detect patterns
a factor that does not change in an experiment
what is constant
the piece of lab equipment you would use to measure 15 mL of water
what is graduated cylinder
difference between scientific theory and law
what is laws are repeated patterns in nature and theories attempt to explain how and why patterns develop
Why is density a derived unit
what is it is calculated by combining two SI units
convert 4.6 L = _________mL
4600 mL
a graph that shows how a relationship between two variables changes over time
what is line
the type of variable plotted on the x-axis and the type of variable plotted on the y-axis of a line graph
what is x-axis independent and y-axis dependent
in an investigation you put a beaker of water in the sun and measure the temperature every 10 minutes for 1 hour.
What is the dependent variable?
what is temperature
an example of an SI unit
a. inch b. gallon c. pound d. second
what is second
why is it important to do more than one trial in an experiment
what is to rule our error (equipment, human, etc)
organized procedure for testing a hypothesis
what is experiment
an idea, event or object that can be used to represent something you are trying to explain
what is model
the piece of lab equipment you would use to measure 10 grams of sand
what is balance/scale
if you measured this line ______________, what unit would you use in your answer
what is centimeter
amount of space occupied by an object
what is volume
symbol for decigram
what is dg
the SI unit of length used to express length of a pencil
what is cm
calculate the density of 5 marshmallows if their mass is 5 grams and their volume is 15 cm3
what is D=m/v
5g/15 cm3 = .33 g/cm3
a conclusion formed in a science investigation it is based on
what is hypothesis
an interval between two occurring events
what is time
base units and symbols for
length mass time temperature
what is length=meter (m) mass=gram (g)
time=seconds (s) temperature=Kelvin (K)
amount of matter an object has is measured by
what is mass
parts of a CER
what is claim, evidence, reasoning