Chapter 4

Fill in the blanks with the correct vocabulary word. \(A(n)\)______________has a different shape but the same volume in any container.

Fill in the blanks with the correct vocabulary word. __________________is thermal energy moving from one substance to another.

Fill in the blanks with the correct vocabulary word. ________________is a measure of the average kinetic energy of the particles of a substance.

Fill in the blanks with the correct vocabulary word. A liquid becomes a gas during______________.

Fill in the blanks with the correct vocabulary word. ______________is mass divided by volume.

Choose the word or phrase that best answers the question. Which of these is a crystalline solid? A) glass C) rubber B) Sugar D) plastic

Choose the word or phrase that best answers the question. Which description best describes a solid? A) It has a definite shape and volume. B) It has a definite shape but not a definite volume. C) It adjusts to the shape of its container. D) It can flow.

Choose the word or phrase that best answers the question. What property enables you to float a needle on water? A) viscosity B) temperature C) surface tension D) crystal structure

Choose the word or phrase that best answers the question. What happens to an object as its kinetic energy increases? A) It holds more tightly to nearby objects. B) Its mass increases. C) Its particles move more slowly. D) Its particles move faster.

Choose the word or phrase that best answers the question. During which process do particles of matter release energy? A) melting B) freezing C) sublimation D) boiling

Choose the word or phrase that best answers the question. How does water vapor in air form clouds? A) melting B) evaporation C) condensation D) sublimation

Choose the word or phrase that best answers the question. Which is a unit of pressure? A) \(\mathrm{N}\) B) \(\mathrm{kg}\) C) \(\mathrm{g} / \mathrm{cm}^{3}\) D) \(\mathrm{N} / \mathrm{m}^{2}\)

Choose the word or phrase that best answers the question. Which change results in an increase in gas pressure in a balloon? A) decrease in temperature B) decrease in volume C) increase in volume D) increase in altitude

Choose the word or phrase that best answers the question. In which case will an object float on a fluid? A) Buoyant force is greater than weight. B) Buoyant force is less than weight. C) Buoyant force equals weight. D) Buoyant force equals zero.

Choose the word or phrase that best answers the question. Which is equal to the buoyant force on an object? A) volume of the object B) weight of the displaced fluid C) weight of object D) volume of fluid

Explain why steam causes more severe burns than boiling water.

Explain why a bathroom mirror becomes fogged while you take a shower.

Write operational definitions that explain the properties of and differences among solids, liquids, and gases.

A king's crown has a volume of \(110 \mathrm{cm}^{3}\) and a mass of \(1,800 \mathrm{g}\). The density of gold is \(19.3 \mathrm{g} / \mathrm{cm}^{3} .\) Is the crown pure gold?