Quarter 3 Retake Requirement - 90%

Front

What element has properties similar to Calcium (Ca)?

Back

Magnesium (Mg) is in the same group as Calcium and shares similar properties.

Front

What type of change occurs when one substance reacts with another?

Back

A chemical change occurs when substances react and form new substances.

Front

What kind of bond forms between Hydrogen and Oxygen?

Back

A covalent bond forms when Hydrogen and Oxygen share electrons.

Front

What is the process called when heat is transferred through direct contact?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

Which liquid is the least dense: oil, water, syrup, or plastic bottle?

Back

Oil is the least dense liquid among the options provided.

Front

What is the definition of density?

Back

Density is the mass of an object divided by its volume.

Front

What is an ionic bond?

Back

An ionic bond is formed when one atom transfers electrons to another atom, resulting in oppositely charged ions.

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 the difference between conduction and convection?

Back

Conduction is heat transfer through direct contact, while convection is heat transfer through the movement of fluids.

Front

What is the definition of a covalent bond?

Back

A covalent bond is formed when two atoms share one or more pairs of electrons.