Science 310 midterm

Front

What is the most essential component for the water cycle to function?

Back

Energy from the sun is essential for the water cycle, as it drives evaporation and precipitation.

Tags

NGSS.MS-ESS2-4

Front

Which object will be affected most by the gravitational force of the sun if objects are aligned with the sun?

Back

Object A, being the closest to the sun, will be affected most by its gravitational force.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

What are the elements and atoms of each element in the formula Na2SO4?

Back

Sodium 2, Sulfur 1, Oxygen 4.

Tags

NGSS.MS-PS1-1

Front

Which force keeps planets in orbit around the sun?

Back

Gravity is the force that keeps planets in orbit around the sun.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

Which symbol is incorrect? H - Helium, Na - Sodium, O - Oxygen, C - Carbon

Back

H - Helium is incorrect; H represents Hydrogen.

Tags

NGSS.MS-PS1-1

Front

What is the definition of an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.

Front

What is the definition of an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is the role of the sun in the water cycle?

Back

The sun provides energy that drives the processes of evaporation and condensation in the water cycle.

Tags

NGSS.MS-ESS2-4

Front

What is gravitational force?

Back

Gravitational force is the attraction between two masses, which causes objects to be pulled towards each other.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Front

What is the chemical formula for water?

Back

The chemical formula for water is H2O, indicating two hydrogen atoms and one oxygen atom.

Tags

NGSS.MS-PS1-1