MR. SURRETTE
VAN NUYS HIGH SCHOOL
CHAPTER 4: EARTH’S HISTORY
HANDOUT
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MR. SURRETTE
VAN NUYS HIGH SCHOOL
CHAPTER 4: EARTH’S HISTORY
WORKSHEET
1. __________ is/are when pieces of one rock type are found in another.
(A) Original horizontality (B) Cross cutting (C) Inclusions (D) Faunal succession
(E) Formation
2. Sometimes the rock record is incomplete or out of order. This creates:
(A) original horizontality (B) faunal succession (C) unconformities
(E) inclusions
(D) fossils
3. Atoms of the same element that contain different numbers of neutrons are called:
(A) protons (B) isotopes (C) isomers (D) electrons (E) nuclei
4. __________ is used to date organic matter within the last 50,000 years.
(A) Carbon (B) Nitrogen (C) Uranium (D) Plutonium (E) Iron
5. The __________ era ended 66 million years ago.
(A) Paleozoic (B) Mesozoic (C) Cenozoic (D) Precambrian
(E) Cambrian
6. We live in the __________ era.
(A) Paleozoic (B) Mesozoic (C) Cenozoic
(E) Cambrian
(D) Precambrian
7. The __________ period encouraged the development of terrestrial plants.
(A) Cambrian (B) Ordovician (C) Silurian (D) Divonian (E) Carboniferous
8. We currently live in the __________ period.
(A) Silurian (B) Permian (C) Ordovician
(D) Cenozoic
(E) Mesozoic
9. Layers of sediment are deposited evenly. Each new layer deposits on top of older sediment. This
is called:
(A) original horizontality (B) cross-cutting (C) inclusion (D) faunal succession
(E) formation
10. The preserved evidence of ancient life are called:
(A) remnants (B) bones (C) skin (D) formations
(E) fossils
11. The remains of the activities of plants and animals like tracks, trails, or scratch marks are
__________ fossils.
(A) index (B) body (C) radiometric (D) bone (E) trace
12. Radiometric dating with __________ is useful for very old rocks.
(A) carbon (B) lead (C) uranium (D) plutonium (E) iron
13. The total disappearance of a species is called:
(A) survival of the fittest (B) evolution (C) Darwinism
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(D) endangered
(E) extinction
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MR. SURRETTE
15. The __________ period marks the appearance of vertebrates.
(A) Cambrian (B) Ordovician (C) Silurian (D) Divonian
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(E) Carboniferous
16. The “age of dinosaurs” took place during the __________ period.
(A) Silurian (B) Permian (C) Ordovician (D) Cenozoic (E) Mesozoic
17. The evolution of life on Earth is recorded in the fossil record. This is called:
(A) original horizontality (B) cross-cutting (C) inclusion (D) faunal succession
(E) formation
18. Fossils of wide spread organisms that lived for only short interval of geologic time are called:
(A) index (B) radiometric (C) body (D) bone (E) skin
19. The _________ era began 544 million years ago and ended 245 million ago.
(A) Paleozoic (B) Mesozoic (C) Cenozoic (D) Precambrian (E) Cambrian
20. The __________ era lasted from 4.6 billion years ago to 544 million years ago .
(A) Paleozoic (B) Mesozoic (C) Cenozoic (D) Precambrian (E) Cambrian
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