WEEK 1.2 GEN SCI

A chemical reaction wherein a single compound breaks down into two or more simpler substances.

• Double-Replacement (Displacement) Reaction

• Combination Reaction

• Single-Replacement (Displacement) Reaction

• Decomposition

Which type of mixture is salt water?

• Compound

• Homogeneous

• Heterogeneous

• Element

The branch of physics focused on motion, forces, and energy is called:

• Thermodynamics

• Optics

• Mechanics

• Magnetism

Which biological process maintains stable internal conditions despite external changes?

• Homeostasis

• Metabolism

• Adaptation

• Reproduction

CO₂ is named as:

• Carbon oxide

• Carbon monoxide

• Carbon dioxide

• Dicarbon oxide

Which law states that pressure is inversely proportional to volume?

• Boyle’s Law

• Charles’ Law

• Avogadro’s Law

• Dalton’s Law

Which gas law relates volume and temperature at constant pressure?

• Ideal Gas Law

• Dalton’s Law

• Boyle’s Law

• Charles’ Law

Velocity is a vector quantity that includes both speed and:

• Direction

• Mass

• Distance

• Force

Sound waves are classified as:

• Transverse waves

• Longitudinal waves

• Electromagnetic

• Standing waves

The smallest unit of matter is the:

• Molecule

• Proton

• Atom

• Neutron