| Page |
Location |
Original |
Revision |
Date Posted |
| 13 |
par. 3, line 1 |
"SI base units, or metric units, are shown..." |
"Some SI base units are shown..." |
08-May-2000 |
| 13 |
Table 1.3, title |
"SI Base Units" |
"Some SI Units" |
08-May-2000 |
| 13 |
Table 1.3, row 4 |
"Area Square meter/m2" |
Delete. |
08-May-2000 |
| 13 |
Table 1.3, col. 2, row 5, lines 2–3 |
"cubic centimeter/cm3" |
Delete. |
08-May-2000 |
| 13 |
Table 1.3, col. 2, row 6, line 2 |
"Celsius/°C" |
"Kelvin/°K" |
08-May-2000 |
| 13 |
Table 1.4, title |
"Prefixes Used in SI" |
"Prefixes Used with SI" |
08-May-2000 |
| 23 |
Rocks, lines 4–5 |
"...rocky earth, called the crust, moves..." |
"...rocky earth moves..." |
08-May-2000 |
| 56 |
Fig. 3.2, Crust, lines 1–6 |
"The rocky silicate material of the crust contains much aluminum, and more silicon and oxygen than the rocks of the mantle." |
"The silicates of the crust contain much aluminum, and more silicon and oxygen than the materials that make up the mantle." |
08-May-2000 |
| 56 |
Fig. 3.2, Mantle, line 1 |
"The dense, rocky silicates..." |
"The dense silicates..." |
08-May-2000 |
| 82 |
Objectives, bullet 1, line 1–2 |
"...sedimentary rocks." |
"...rocks and other rocks." |
08-May-2000 |
| 82 |
Objectives, bullet 4, lines 1–2 |
"...between the layering of sedimentary rock and the..." |
"...between the fossil record and the..." |
08-May-2000 |
| 82 |
par. 4, line 1 |
"Layers of sedimentary rock..." |
"Layers of rock..." |
08-May-2000 |
| 82 |
par. 4, line 3 |
"...layers of sedimentary rock form... |
"...layers of rock form..." |
08-May-2000 |
| 83 |
par. 1, lines 1–2 |
"The layering by age of sedimentary rock allows..." |
"The position of rock layers allows..." |
08-May-2000 |
| 83 |
par. 1, line 7 |
"...layer of sedimentary rock..." |
"...layer of rock..." |
08-May-2000 |
| 86 |
Check and Explain, 4, line 1 |
"How are sedimentary rock layers and the..." |
"How are the fossil record and the..." |
08-May-2000 |
| 104 |
par. 4, line 3 |
"...11 cm a year..." |
"...8.3 cm a year..." |
08-May-2000 |
| 104 |
par. 4, line 5 |
"...at a little more than 1 cm a year." |
"...at about 1.7 cm a year." |
08-May-2000 |
| 135 |
par. 3, lines 1–3 |
"When P waves and S waves arrive at the earth's surface, their energy is changed into surface waves, or L waves." |
"P waves and S waves travel from the focus, through the earth's interior. Waves that travel along the surface are called L waves." |
08-May-2000 |
| 178 |
par. 2, lines 3–4 |
"...together. Combined with one or more metal elements, oxygen and silicon form..." |
"...together. Silicon and oxygen, alone or combined with one or more metallic elements, form..." |
08-May-2000 |
| 178 |
par. 2, lines 6–7 |
"...the most common kind of rocky material in the crust." |
"...the most common compounds in the rocks of the earth's crust." |
08-May-2000 |
| 187 |
par. 7, line 2 |
"It shows a rock called..." |
"It shows a structure called..." |
08-May-2000 |
| 200 |
par. 4, lines 1–2 |
"...contains usable amounts of a metal is called an ore." |
"...contains usable amounts of an earth material is called an ore." |
18-May-2000 |
| 201 |
par. 4, lines 2–4 |
"Like metal ores, however, they contain useful substances that must be separated from the mineral." |
"They are contained in ores that must be processed to separate the useful substances from the waste rock." |
08-May-2000 |
| 222 |
par. 1, line 2 |
"...according to composition and texture." |
"...by their composition and the way they were formed." |
08-May-2000 |
| 222 |
par. 1, lines 4–5 |
"Some deposits from living things form organic..." |
"Living things or their remains may form organic..." |
08-May-2000 |
| 224 |
par. 2, lines 7–9 |
"...not affected by erosion or chemical and biological activities that change surface sedimentary layers." |
"...not affected by many of the processes that change sediments and sedimentary rocks at the earth's surface." |
08-May-2000 |
| 229 |
Table 10.4, row 3 |
Photo and label of Quartzite are in the Parent Rock col. Photo and label of Sandstone are in the Metamorphic Rock col. |
Photo and label of Sandstone belongs in the Parent Rock col. Photo and label of Quartzite belongs in the Metamorphic Rock col. |
08-May-2000 |
| 278 |
par. 2, last line |
"...drop to as low as –57°C." |
"...drop lower than –57°C." |
08-May-2000 |
| 282 |
par. 2, line 6 |
"...various types of rock..." |
"...various types of minerals..." |
08-May-2000 |
| 282 |
Fig. 12.15, caption, line 3 |
"...different types of rock?" |
"...different types of minerals?" |
08-May-2000 |
| 341 |
par. 3, last line |
"...equator to 2°C near..." |
"...equator to –2°C near..." |
08-May-2000 |
| 341 |
par. 7, line 8 |
"...weight of a small car..." |
"...weight of 10 cars..." |
08-May-2000 |
| 377 |
par. 1, line 4 |
"...sinks, and the material in it melts." |
"...sinks, triggering melting in the mantle rock above it." |
08-May-2000 |
| 394 |
Fig. 17.2, upper right text box, lines 2–4 |
"...from dead organisms that did not decompose." |
"...from organisms that died long ago and did not decompose fully." |
08-May-2000 |
| 404 |
par. 4, lines 1–2 |
"...speeds up to 400 km per second..." |
"...speeds between 250 and 800 km per second..." |
08-May-2000 |
| 420 |
Check and Explain, 4, lines 2–3 |
"...humidity if the outside air coming into your house is 14°C and is heated to 24°C by your furnace." |
"...humidity if a wet-bulb thermometer outside reads 14°C and the temperature inside your house is 21°C." |
08-May-2000 |
| 443 |
par. 1, lines 3–4 |
"...column of air 10 m high and 1 cm square." |
"...column of water 10 m high." |
08-May-2000 |
| 450 |
par. 1, line 2 |
"...120 km/h..." |
"...119 km/h..." |
08-May-2000 |
| 451 |
par. 2, line 2 |
"...300 km/h." |
"...450 km/h." |
08-May-2000 |
| 473 |
text below photo in col. 2, lines 2–3 |
"...northern and southern polar zones." |
"...northern polar zone and in high mountain regions worldwide." |
08-May-2000 |
| 478 |
par. 4, lines 5–6 |
"...1980s, the strongest El..." |
"...1980s, a very strong El..." |
08-May-2000 |
