8th Grade CSA Quarter 2 Review

Front

Why does liquid water have the ability to flow, unlike solid ice?

Back

Because the particles in liquid water can slide past each other easily.

Front

What process will result in water changing from ice to liquid form?

Back

Applying heat to the ice

Front

Identify the chemical property from the following examples: A metal rusting over time, Ice melting into water, Salt dissolving in water, A mirror reflecting light

Back

A metal rusting over time

Front

What process takes place in the mitochondria and is essential for energy production in both animal and plant cells?

Back

Cellular respiration

Front

In a closed system, which principle explains why the mass of reactants equals the mass of products after a chemical reaction?

Back

Law of Conservation of Mass

Front

Independent variable in the experiment testing sugar dissolution rate in different water temperatures?

Back

Temperature of the water

Front

In an experiment, the students used the same type of water to ensure consistency. This is an example of a ______.

Back

Constant

Front

Water is often called the _______ because many substances dissolve in it.

Back

Universal Solvent

Front

What can be classified as a solute because it can be dissolved? Options: The water, The temperature, Calcium Chloride (CaCl₂), The heat.

Back

Calcium Chloride (CaCl₂)

Front

What is the role of valence electrons in a covalent bond?

Back

Valence electrons are shared between atoms