unit of temperature; water freezes at 0 °C and boils at 100 °C on this scale

cubic centimeter (cm^3 or cc)

volume of a cube with an edge length of exactly 1 cm

ratio of mass to volume for a substance or object

SI unit of temperature; 273.15 K = 0 ºC

measure of one dimension of an object

(also, cubic decimeter) unit of volume; 1 L = 1,000 cm^3

standard metric and SI unit of length; 1 m = approximately 1.094 yards

1/1,000 of a liter; equal to 1 cm^3

SI units (International System of Units)

standards fixed by international agreement in the International System of Units (Le Système International d’Unités)

standard of comparison for measurements

amount of space occupied by an object

Chemistry 2e · 1.4 Measurements

5 problems from the book, with its answers. Check your working, or have any of them explained to you on the whiteboard.

Exercises 35
Is a meter about an inch, a foot, a yard, or a mile?
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Exercises 37
Indicate the SI base units or derived units that are appropriate for the following measurements:
(a) the mass of the moon
(b) the distance from Dallas to Oklahoma City
(c) the speed of sound
(d) the density of air
(e) the temperature at which alcohol boils
(f) the area of the state of Delaware
(g) the volume of a flu shot or a measles vaccination
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Exercises 39
Give the name of the prefix and the quantity indicated by the following symbols that are used with SI base units.
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Exercises 41
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Exercises 43
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Celsius (°C): unit of temperature; water freezes at 0 °C and boils at 100 °C on this scale
cubic centimeter (cm^3 or cc): volume of a cube with an edge length of exactly 1 cm
cubic meter (m^3): SI unit of volume
density: ratio of mass to volume for a substance or object
kelvin (K): SI unit of temperature; 273.15 K = 0 ºC
kilogram (kg): standard SI unit of mass
length: measure of one dimension of an object
liter (L): (also, cubic decimeter) unit of volume; 1 L = 1,000 cm^3
meter (m): standard metric and SI unit of length; 1 m = approximately 1.094 yards
milliliter (mL): 1/1,000 of a liter; equal to 1 cm^3
second (s): SI unit of time
SI units (International System of Units): standards fixed by international agreement in the International System of Units (Le Système International d’Unités)
unit: standard of comparison for measurements
volume: amount of space occupied by an object

The tutor teaches the whole section, drawing it out step by step and answering your questions as you go.

Measurements: practice problems

5 problems from the book, with its answers. Check your working, or have any of them explained to you on the whiteboard.

Exercises 35

Is a meter about an inch, a foot, a yard, or a mile?

Exercises 37

Indicate the SI base units or derived units that are appropriate for the following measurements:

(a) the mass of the moon

(b) the distance from Dallas to Oklahoma City

(d) the density of air

(e) the temperature at which alcohol boils

(f) the area of the state of Delaware

(g) the volume of a flu shot or a measles vaccination

Exercises 39

Give the name of the prefix and the quantity indicated by the following symbols that are used with SI base units.

Exercises 41

Exercises 43

Celsius (°C): unit of temperature; water freezes at 0 °C and boils at 100 °C on this scale
cubic centimeter (cm^3 or cc): volume of a cube with an edge length of exactly 1 cm
cubic meter (m^3): SI unit of volume
density: ratio of mass to volume for a substance or object
kelvin (K): SI unit of temperature; 273.15 K = 0 ºC
kilogram (kg): standard SI unit of mass
length: measure of one dimension of an object
liter (L): (also, cubic decimeter) unit of volume; 1 L = 1,000 cm^3
meter (m): standard metric and SI unit of length; 1 m = approximately 1.094 yards
milliliter (mL): 1/1,000 of a liter; equal to 1 cm^3
second (s): SI unit of time
SI units (International System of Units): standards fixed by international agreement in the International System of Units (Le Système International d’Unités)
unit: standard of comparison for measurements
volume: amount of space occupied by an object

The tutor teaches the whole section, drawing it out step by step and answering your questions as you go.