Properties
What is mass?
The amount of matter in an object.
What is a solid?
A solid is a state of matter that has a definite shape and volume.
What does a scale measure?
A scale measures the weight of an object.
What happens during freezing?
Freezing is the process by which a liquid turns into a solid as it loses heat.
What is steel used for?
Steel is used for tools, construction, and manufacturing due to its strength.
What is volume?
The amount of space an object or substance takes up.
What is a liquid?
A liquid is a state of matter that has a definite volume but takes the shape of its container.
How do you measure volume?
Volume can be measured using a cylinder and water or by calculating length x width x height.
What is evaporation?
Evaporation is the process where a liquid turns into a gas as it gains heat.
Name a property of rubber.
Rubber is flexible and elastic.
Define temperature.
What is a gas?
A gas is a state of matter that has no definite shape or volume and expands it fill its container.
What is mass measured in?
Mass is usually measured in Grams or Kilograms.
Condensation is the process by which a gas turns into a liquid as it loses heat.
Why is water important?
Water is essential for life and is a solvent for many substances.
What is matter?
Anything that takes up space and has mass.
How do you identify a solid?
You can identify its solid by its fixed shape and volume.
What is the difference between weight and mass?
Weight is the gravitational force on an object, while mass is the amount of matter in an object.
What occurs during melting?
What makes gasoline flammable?
Gasoline is flammable due to its compounds that ignite easily.
Describe the particle model.
The particle model explains that all matter is made up of tiny particles that are in constant motion. It also explains what the particles look like and are doing in each state of matter.
Name three properties of a gas.
1. Gases have no fixed shape.
2. Gases have no fixed volume.
3. Gases are compressible.
How do you find the temperature?
You find the temperature using a thermometer.
Explain sublimation.
Sublimation is the process by which a solid changes directly into a gas without becoming a liquid first.
How is oil used in everyday life?
Oil is used for cooking, lubrication, and in various products like plastics and fuel.