PS Final Review

Front

What is inertia?

Back

Inertia is the property of matter that causes it to resist changes in its state of motion. It is what keeps a car moving even after the brakes are applied.

Front

What is a polar molecule?

Back

A polar molecule is a molecule that has a positive charge on one end and a negative charge on the other end, resulting in a dipole moment.

Front

What state of matter has no definite volume and no definite shape?

Back

Gas is the state of matter that has no definite volume and no definite shape.

Front

Which element is most likely to transfer electrons: Rb, Li, Zr, or Be?

Back

Rubidium (Rb) is the element most likely to transfer electrons due to its position in the alkali metals group.

Front

What is half-life?

Back

Half-life is the amount of time it takes for half of the atoms of a radioactive element to decay.

Front

What is momentum?

Back

Momentum is the product of an object's mass and its velocity, representing the quantity of motion an object has.

Front

What is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.

Front

What is friction?

Back

Friction is the force that opposes the motion of an object when it is in contact with another surface.

Front

What is gravity?

Back

Gravity is the force that attracts two bodies towards each other, commonly experienced as the force that pulls objects towards the Earth.

Front

What is a hydrocarbon?

Back

A hydrocarbon is an organic compound consisting entirely of hydrogen and carbon atoms.