Mid Year Review

Front

What is luster in minerals?

Back

Luster refers to the way light reflects off the surface of a mineral. It can be metallic (shiny) or nonmetallic (dull).

Front

What are the two main categories of mineral luster?

Back

Metallic and Nonmetallic.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth, involving processes like evaporation, condensation, and precipitation.

Front

What factor has the greatest effect on the water cycle?

Back

Heat energy, as it drives evaporation and influences weather patterns.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What is the process of separating a mixture using a sieve?

Back

Using a sieve allows you to separate larger particles from smaller ones based on size.

Front

What is condensation?

Back

Condensation is the process by which water vapor cools and changes back into liquid water, often seen as fog or dew.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the energy of moving particles.

Front

Why do we use gloves when handling hot objects?

Back

Gloves provide insulation and protect our hands from burns by preventing thermal energy transfer.

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.