7th Grade Science Vocabulary Words WE MUST KNOw

Front

What is the ability of a material to let heat and electricity flow through it?

Back

Conductivity: The property of a material that allows it to conduct heat or electricity.

Front

What word refers to the tendency to resist a change in motion?

Back

Inertia: The property of matter that causes it to resist changes in its state of motion.

Front

What is the speed and direction of a moving object known as?

Back

Velocity: A vector quantity that refers to the rate at which an object changes its position.

Front

What term describes the contact force that resists the sliding motion of two surfaces that are touching?

Back

Friction: A force that opposes the relative motion of two surfaces in contact.

Front

What is formed when two or more elements join together chemically?

Back

Compounds: Substances formed when two or more elements are chemically bonded together.

Tags

NGSS.MS-PS1-1

Front

What is the force that pulls objects toward each other?

Back

Gravity: A force that attracts two bodies toward each other, proportional to their masses.

Tags

NGSS.MS-PS2-4

Front

What is the measure of how much matter is in an object?

Back

Mass: The amount of matter in an object, usually measured in grams or kilograms.

Front

What is the rate of change of velocity?

Back

Acceleration: The rate at which an object changes its velocity over time.

Front

What is the term for the energy of motion?

Back

Kinetic Energy: The energy an object possesses due to its motion.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What is the term for the energy stored in an object due to its position?

Back

Potential Energy: The energy stored in an object because of its position or configuration.

Tags

NGSS.MS-PS3-2