2425 IA2 Practice Test MOST MISSED

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion. The more mass an object has, the more inertia it possesses.

Front

How does mass affect inertia?

Back

An object with greater mass has more inertia, meaning it will require more force to change its motion compared to an object with less mass.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances where each substance retains its own properties.

Front

What is an element?

Back

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

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.

Front

What is the difference between a mixture and a compound?

Back

In a mixture, the components retain their individual properties, while in a compound, the elements lose their individual properties and form a new substance.

Front

What does it mean for an object to move at a constant speed?

Back

An object moving at a constant speed travels the same distance in equal intervals of time without speeding up or slowing down.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance with different properties.

Front

What is evidence of a chemical change?

Back

Evidence of a chemical change can include color change, gas production, formation of a precipitate, or temperature change.