Module 1 Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space. It includes solids, liquids, and gases.

Front

What is the difference between solids and gases in terms of matter?

Back

Solids have a definite shape and volume, while gases have no definite shape or volume and are made up of particles that are far apart.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another, often involving a change in properties.

Front

What does it mean for a variable to be controlled in an experiment?

Back

A controlled variable is one that is kept constant to ensure that the results of an experiment are due to the independent variable.

Front

What is the purpose of an electronic scale?

Back

An electronic scale is used to measure the weight of a substance accurately.

Front

What are properties of materials?

Back

Properties of materials are characteristics that can be observed or measured, such as conductivity, density, and solubility.

Front

What is conductivity?

Back

Conductivity is the ability of a material to conduct electricity or heat.

Front

What is the significance of testing properties of materials?

Back

Testing properties helps determine how materials can be used in different applications, such as in construction, electronics, and manufacturing.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is an independent variable?

Back

An independent variable is the factor that is changed or manipulated in an experiment to test its effects on the dependent variable.