Work Of A Scientist Question Preview (ID: 33784)

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The amount of matter an object contains is
a) mass
b) weight
c) volume
d) matter

The official SI unit of mass is the
a) pound
b) ounce
c) kilogram
d) weight

The official SI unit for length is
a) meter
b) mile
c) inch
d) yard

The measurement of how much mass is contained in a given volume
a) mass
b) volume
c) density
d) weight

The official SI unit of temperature is
a) Celcius
b) Fahrenheit
c) Kelvin
d) meters

An approximation of a number based on a reasonable assumption is a(n)
a) estimate
b) guess
c) hypothesis
d) precision

Refers to how close a measurement is to the true or accepted value.
a) estimate
b) precision
c) accuracy
d) guess

The amount of space an object takes up is
a) weight
b) mass
c) matter
d) volume

Refers to how close a group of measurements are to each other
a) accuracy
b) estimate
c) hypothesis
d) precision

Calculation used to determine how accurate, or close to the true value, an experimental value really is
a) mean
b) significant figures
c) mode
d) percent error

The number that appears the most in a list of numbers is the
a) mean
b) median
c) mode
d) estimate

The middle number in a set of data
a) mean
b) median
c) mode
d) estimate

A numerical average calculated by adding up all of the numbers then dividing by the total number of items in the list
a) mean
b) median
c) mode
d) estimate

Type of graph where all of the data points fall in a straight line
a) linear graph
b) nonlinear graph
c) axes
d) scatter trend

The point where the x-axis and the y-axis intersect or cross is called the
a) coordinate
b) data point
c) origin
d) line of best fit

true or false: An object will float if it is less dense than the surrounding water
a) true
b) false
c)
d)

True or false: Zero on the Celsius scale is the temperature that scientists consider to be the coldest possible temperature
a) true
b) false
c)
d)

To calculate the density of an object you need to know the mass and the volume
a) true
b) false
c)
d)

The standard SI unit for mass is the liter
a) true
b) false
c)
d)

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