Weekly Quiz 5

What is the importance of Chemistry in our daily lives?

• Chemistry has no impact on our daily lives

• Chemistry is only important for scientists

• Chemistry is important for understanding the world around us

• Chemistry is only important for cooking

Which study methods are used in Chemistry?

• Reading and memorizing

• Observation, measurement, and experimentation

• Guessing and assuming

• Listening to lectures

What are the three states of matter?

• Solid, liquid, and gas

• Solid, liquid, and plasma

• Solid, liquid, and energy

• Solid, liquid, and air

What are the distinguishing properties of solids?

• Definite shape and volume, particles close together, and vibrate in place

• No definite shape or volume, particles far apart, and move freely

• No definite shape or volume, particles close together, and vibrate in place

• Definite shape and volume, particles far apart, and move freely

What is the process of changing from a liquid to a gas called?

• Melting

• Boiling

• Evaporation

• Freezing

What of the following is NOT a property of liquids?

• Fixed shape
• Compressibility
• Definite mass
• Variable volume

This state of matter has the more energy than a liquid

What of the following is not an example of chemical reactions?

• Cutting a tree

• Boiling of water
• Burning of wood
• Respiration

Which of the following is an example of an environmental issue related to chemistry?

• Planting trees

• Deforestation caused by logging
• Overfishing caused by unsustainable practices
• Pollution caused by industrial waste

Pair

• Solid

• 
• Gas

• 
• Liquid

•