Exploring Physical and Chemical Properties and Changes

The video tutorial explores the properties of matter, focusing on physical and chemical properties. It explains how substances can be classified based on these properties and provides examples such as gold's malleability and iron's reactivity. The tutorial also covers physical and chemical changes, highlighting the conservation of mass and energy during these processes. Key concepts like density, conductivity, and reactivity are discussed, with practical examples to illustrate these ideas.

What property of cranberries allows them to be easily harvested by flooding the dry beds with water?

• They are more dense than water

• They are soluble in water

• They are less dense than water

• They are magnetic

Which of the following is NOT a physical property of matter?

• Color

• Flammability

• Shape

• Texture

What is the term for the ability of a substance to be rolled or pounded into various shapes?

• Malleability

• Luster

• Density

• Conductivity

Which of the following is an example of a chemical property?

• Boiling point

• Reactivity with oxygen

• Color

• Density

What happens to the identity of a substance during a physical change?

• It becomes a compound

• It remains the same

• It becomes a mixture

• It changes into a new substance

Tags

NGSS.MS-PS1-4

Which of the following is an example of a physical change?

• Melting butter

• Burning wood

• Baking a cake

• Rusting iron

Tags

NGSS.MS-PS1-4

What is a sign that a chemical change has occurred?

• Change in shape

• Change in size

• Production of a gas

• Change in state

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What law states that mass is neither created nor destroyed in ordinary chemical and physical changes?

• Law of Thermodynamics

• Law of Conservation of Energy

• Law of Conservation of Mass

• Law of Inertia

Tags

NGSS.MS-PS1-5

What type of change involves the rearrangement of particles and chemical bonds in a substance?

• Physical change

• Mechanical change

• Chemical change

• Phase change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of a chemical change?

• Cutting your hair

• Dissolving sugar in water

• Bending a paper clip

• Baking a cake

Tags

NGSS.MS-PS1-2