Geological events can have different impacts on the Earth in terms of scale. Some events affect a relatively small area while others impact a larger area. Some events occur rapidly while others occur on a much longer time scale. List at least 3 geologic events will have an immediate impact on the landscape. List 3 geological events that take a longer period to show change (thousands - millions of years to occur).

Which box will not accelerate? 4 newtons 4 newtons 4 newtons 25 kg 4 newtons 15 newtons 10 kg 30 newtons 40 newtons 50 kg 30 newtons 30 newtons

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.