End of Semester Review

Front

What is sound energy?

Back

Sound energy is a form of energy produced when an object vibrates, creating waves that travel through air or other mediums.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object, which is used to do work.

Front

What is the easiest way to separate gravel from water?

Back

Pour the mixture through a strainer, as gravel is larger and will not pass through the holes.

Front

What happens to the weather when a warm front passes?

Back

The temperature usually increases, and it may lead to rain.

Tags

NGSS.MS-ESS2-5

Front

What is light absorption?

Back

Light absorption occurs when light strikes an object and is taken in by that object, converting it to heat.

Tags

NGSS.MS-PS4-2

Front

What is a mixture?

Back

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

Front

What is the difference between a solution and a mixture?

Back

A solution is a homogeneous mixture where one substance is dissolved in another, while a mixture can be heterogeneous.

Front

What happens to light when it strikes a transparent object?

Back

Light is refracted, meaning it bends as it passes through the object.

Tags

NGSS.MS-PS4-2

Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object, related to its temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is the role of a strainer in separating mixtures?

Back

A strainer allows smaller particles to pass through while retaining larger particles.