Vocab 1 SW Aquatics

What is the term for the increase in the mass of a body by accumulation or clumping of smaller particles?

• Biosynthesis

• Accretion

• Outgassing

• Density stratification

Which event is hypothesized to have started the expansion of the universe from a geometric point?

• Condensation theory

• Marine science

• Big bang

• Hypothesis

Tags

NGSS.HS-ESS1-2

What is the initial formation of life on Earth called?

• Biosynthesis

• Oceanography

• Experiment

• Nebulae

Tags

NGSS.HS-ESS1-6

What theory suggests that stars and planets accumulate from contracting, accreting clouds of galactic gas, dust, and debris?

• Density stratification

• Condensation theory

• Marine science

• Outgassing

How is the mass per unit volume of a substance usually expressed?

• In grams per cubic centimeter

• In kilograms per square meter

• In liters per cubic meter

• In pounds per square inch

What is the formation of layers in a material, with each deeper layer being denser than the layer above, called?

• Accretion

• Density stratification

• Outgassing

• Hypothesis

What term describes tests that simplify observation in nature or in the laboratory by manipulating or controlling the conditions under which observations are made?

• Laws

• Experiment

• Marine science

• Oceanography

Tags

NGSS.MS-PS2-2

What is a large, rotating aggregation of stars, dust, gas, and other debris held together by gravity called?

• Nebulae

• Galaxy

• Gas giant planets

• Planets

Tags

NGSS.MS-ESS1-2

What are massive, relatively low-density planets composed primarily of hydrogen, helium, and other light materials in either their gas or liquid state called?

• Gas giant planets

• Nebulae

• Planets

• Milky Way galaxy

What is a speculation about the natural world that may be verified or disproved by observation and experiment called?

• Hypothesis

• Laws

• Science

• Marine science

Tags

NGSS.MS-PS1-2