AP Q1 Lesson1

What is the name of the model that describes the universe forming from a sudden and rapid expansion?

• Nebular Hypothesis

• Continental Drift Theory

• Big Bang Model

• Accretion Theory

According to the document, approximately how long ago did the Big Bang occur?

• 4.5 billion years ago

• 1 billion years ago

• 50-150 million years ago

• 13 to 15 billion years ago

What is the name of the model most widely accepted for the formation and evolution of our solar system?

• Big Bang Model

• Continental Drift Theory

• Nebular Hypothesis

• Cosmic Background Radiation

What process is described as matter collecting into dense clumps or disks, which then gave rise to the planets?

• Continental Drift

• Photosynthesis

• Accretion

• Volcanism

What percentage of the solar system's entire mass is composed of the Sun?

• 50%

• 75%

• 99.9%

• 10%

What is the study of the origins and eventual fate of the universe called?

• Astronomy

• Astrophysics

• Cosmology

• Geology

What is a "planet" derived from?

• A Latin word meaning "star"

• A Greek word meaning "wanderer" or "wandering star"

• An ancient word for "rock"

• A word from Old English meaning "round object"

What were the conditions of Earth described as being like upon its formation about 4.5 billion years ago?

• Cold and icy

• "Hellish"

• A perfect paradise

• Lush with plant life

What gases were present in Earth's early atmosphere, with only small traces of oxygen?

• Oxygen, nitrogen, and argon

• Carbon dioxide, hydrogen, and helium

• Methane and ammonia

• Sulfur dioxide and water vapor

What discovery is considered an important piece of evidence supporting the Big Bang model?

• The discovery of black holes

• The discovery of cosmic background radiation

• The discovery of new galaxies

• The discovery of supercontinents