Semester Review

Front

What is net force?

Back

Net force is the overall force acting on an object when all the individual forces are combined. It determines the object's motion.

Front

What does it mean if an object is more dense than another?

Back

If an object is more dense than another, it means it has more mass per unit volume, causing it to sink in a fluid.

Front

How do you determine the net force applied to an object?

Back

To determine the net force, add all the forces acting on the object, taking into account their direction.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of substances that can be separated, while a compound is a substance formed when two or more elements are chemically bonded.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that indicates its ability to change into a different substance.

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 physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing the substance's identity.

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance, involving a rearrangement of atoms.

Front

What is buoyancy?

Back

Buoyancy is the upward force exerted by a fluid that opposes the weight of an object immersed in it.

Front

What is the formula for calculating force?

Back

Force (F) is calculated using the formula F = mass (m) x acceleration (a).