66. Which of the following is a type of rock that forms from the accumulation of sediment?
A) Igneous
B) Sedimentary
C) Metamorphic
D) None of the above
Answer: B) Sedimentary
67. What is the name of the process by which water soaks into the ground and becomes groundwater?
A) Infiltration
B) Evaporation
C) Transpiration
D) Precipitation
Answer: A) Infiltration
68. What is the name of the process by which rocks are physically broken into smaller pieces?
A) Erosion
B) Weathering
C) Deposition
D) Leaching
Answer: B) Weathering
69. What is the name of the layer of the Earth’s atmosphere where most weather occurs?
A) Troposphere
B) Stratosphere
C) Mesosphere
D) Thermosphere
Answer: A) Troposphere
70. Which of the following is a type of igneous rock that cools and solidifies beneath the Earth’s surface?
A) Intrusive
B) Extrusive
C) Metamorphic
D) Sedimentary
Answer: A) Intrusive
