Quiz-bee PDF

**EASY** **Question:** What is the effect of decreasing the temperature of a substance on its particles?\ A. Particles move faster.\ B. Particles move slower.\ C. Particles stop moving.\ D. Particles expand.\ **Answer:** B. Particles move slower. MODERATE **Question:** Which of the following stat...

**EASY** **Question:** What is the effect of decreasing the temperature of a substance on its particles?\ A. Particles move faster.\ B. Particles move slower.\ C. Particles stop moving.\ D. Particles expand.\ **Answer:** B. Particles move slower. MODERATE **Question:** Which of the following statements is true about particle movement in liquids?\ A. Particles in liquids are stationary.\ B. Particles in liquids vibrate but do not move around.\ C. Particles in liquids move around but remain close together.\ D. Particles in liquids move as fast as particles in gases.\ **Answer:** C. Particles in liquids move around but remain close together. **DIFFICULT** **Question:** The \_\_\_\_\_\_\_\_\_\_\_ of an experiment states whether the data supports the hypothesis and explains the findings.\ **Answer:** conclusion **CLINCHER** **Question:** Sublimation is the process where a \_\_\_\_\_\_\_\_\_\_ changes directly into a gas.\ **Answer:** solid ***Learning Competency: Describing that particles are constantly in motion, have spaces between them, attract each other and move faster as the temperature increases*** **1. Multiple Choice** **Question:** What is the term used to describe the constant motion of particles in all states of matter?\ A. Stationary motion\ B. Random motion\ C. Fixed motion\ D. Periodic motion\ **Answer:** B. Random motion **Question:** As the temperature of a substance increases, what happens to the speed of its particles?\ A. The particles slow down.\ B. The particles stop moving.\ C. The particles move faster.\ D. The particles remain the same.\ **Answer:** C. The particles move faster. **Question:** When a liquid turns into a gas, what happens to the spaces between its particles?\ A. The spaces become smaller.\ B. The spaces become larger.\ C. The spaces disappear.\ D. The spaces remain the same.\ **Answer:** B. The spaces become larger **Question:** What is the effect of decreasing the temperature of a substance on its particles?\ A. Particles move faster.\ B. Particles move slower.\ C. Particles stop moving.\ D. Particles expand.\ **Answer:** B. Particles move slower **Question:** Which of the following statements is true about particle movement in liquids?\ A. Particles in liquids are stationary.\ B. Particles in liquids vibrate but do not move around.\ C. Particles in liquids move around but remain close together.\ D. Particles in liquids move as fast as particles in gases.\ **Answer:** C. Particles in liquids move around but remain close together. **II. True or False** **Question:** Particles in a solid do not move at all because they are tightly packed.\ **Answer:** False. (Particles in a solid vibrate in place but are still in constant motion.) **Question:** Particles attract each other, and this attraction is strongest in solids and weakest in gases.\ **Answer:** True **Question:** Gases have the weakest particle attraction among the three states of matter.\ **Answer:** True ***Learning Competency: Make accurate measurements using standard units for physical quantities and*** ***organize the collected data when carrying out a scientific investigation;*** I.Multiple Choice **Question:** Which of the following is a common way to organize collected data during an experiment?\ A. Paragraphs\ B. Flowcharts\ C. Data tables\ D. Pictures\ **Answer:** C. Data tables **Question:** When measuring the volume of a liquid, which of the following tools is most appropriate?\ A. Ruler\ B. Graduated cylinder\ C. Thermometer\ D. Stopwatch\ **Answer:** B. Graduated cylinder **Question:** The kilogram is the SI unit for mass.\ **Answer:** True **Question:** In a scientific investigation, data must be organized in a table or chart to make it easier to analyze.\ **Answer:** True **Question:** In a scientific investigation, data must be organized in a table or chart to make it easier to analyze.\ **Answer:** True Fill-in the blanks **Question:** When performing measurements, scientists use \_\_\_\_\_\_\_\_\_\_\_ units to ensure consistency in their results.\ **Answer:** standard ***Learning Competency: Follow appropriate steps of a scientific investigation which includes:*** ***a. Aim or problem,*** ***b. Materials and equipment,*** ***c. Method or procedures,*** ***d. Results including data, and*** ***e. Conclusion.*** **I. Multiple Choice:** **Question:** What is the first step in a scientific investigation?\ A. Collecting data\ B. Identifying the problem or aim\ C. Drawing a conclusion\ D. Listing materials\ **Answer:** B. Identifying the problem or aim **Question:** After performing an experiment, what step involves recording observations and measurements?\ A. Aim\ B. Method\ C. Results\ D. Conclusion\ **Answer:** C. Results **Question:** In the scientific method, which part answers the question, \"What do I want to find out?\"\ A. Conclusion\ B. Aim or problem\ C. Materials\ D. Results\ **Answer:** B. Aim or problem **Question:** Which of the following best describes the conclusion of an experiment?\ A. A list of steps taken during the experiment\ B. A summary of the data collected\ C. A statement of whether the hypothesis was correct\ D. A description of the materials used\ **Answer:** C. A statement of whether the hypothesis was correct **Question:** What is the purpose of the results section in a scientific investigation?\ A. To outline the materials needed\ B. To describe the aim of the experiment\ C. To present data and observations collected\ D. To suggest new experiments\ **Answer:** C. To present data and observations collected **Question:** The method or procedure section is a detailed list of the steps that were followed to perform the experiment, so others can repeat it.\ **Answer:** True **Question:** The aim or problem in a scientific investigation helps to focus the investigation by identifying what the experiment seeks to answer.\ **Answer:** True ***Learning Competency: Explain the changes of state in terms of particle arrangement and energy*** ***changes:*** ***a. solid → liquid → vapor, and*** ***b. vapor → liquid → solid*** Question: What happens to the energy of particles during condensation (vapor to liquid)?\ A. Energy is gained.\ B. Energy is lost.\ C. Energy remains the same.\ D. Energy fluctuates.\ Answer: B. Energy is lost. **Question:** What term describes the change from vapor (gas) to liquid?\ A. Freezing\ B. Melting\ C. Condensation\ D. Sublimation\ **Answer:** C. Condensation **Question:** During the freezing process, what happens to the movement of particles in a liquid?\ A. They move faster.\ B. They move slower and come closer together.\ C. They stay the same.\ D. They evaporate.\ **Answer:** B. They move slower and come closer together. **Question:** Which of the following best explains the change from solid to liquid?\ A. Particles lose energy and form a rigid structure.\ B. Particles gain energy and begin to slide past one another.\ C. Particles lose energy and vibrate in place.\ D. Particles evaporate into gas.\ **Answer:** B. Particles gain energy and begin to slide past one another. **Question:** What happens to the energy of particles as a substance transitions from vapor to solid (deposition)?\ A. Energy is absorbed.\ B. Energy is released.\ C. Energy stays the same.\ D. Energy increases then decreases.\ **Answer:** B. Energy is released. **Question:** During the phase change from liquid to solid, the particles\' motion:\ A. increases\ B. remains the same\ C. decreases\ D. fluctuates randomly\ **Answer:** C. decreases **Fill-in the blank** **Question:** During the process of \_\_\_\_\_\_\_\_\_\_, particles in a gas lose energy and transition directly to a solid without passing through the liquid state.\ **Answer:** deposition **Question:** In the process of \_\_\_\_\_\_\_\_\_\_, a liquid changes into a gas as particles gain enough energy to escape the liquid\'s surface.\ **Answer:** evaporation (or boiling) *Learning Competency: Describe the Particle Model of Matter as "All matter is made up of tiny particles with each pure substance having its own kind of particles."* **Question:** According to the Particle Model of Matter, what is matter made of?\ A. Waves\ B. Energy\ C. Tiny particles\ D. Liquids and gases\ **Answer:** C. Tiny particles **Question:** What is the term used to describe a substance that contains only one type of particle?\ A. Mixture\ B. Pure substance\ C. Compound\ D. Solution\ **Answer:** B. Pure substance **Question:** Which of the following statements is true about particles in a pure substance?\ A. They are all the same.\ B. They are all different.\ C. They sometimes combine with other particles.\ D. They are always liquids.\ **Answer:** A. They are all the same. **Question:** According to the Particle Model of Matter, what happens to the motion of particles when the temperature increases?\ A. The particles move slower.\ B. The particles stop moving.\ C. The particles move faster.\ D. The particles change into new particles.\ **Answer:** C. The particles move faster. **Question:** Which of the following best describes a pure substance?\ A. It contains only one kind of particle.\ B. It is made up of different types of particles.\ C. It is always a mixture of gases.\ D. It always changes its state.\ **Answer:** A. It contains only one kind of particle. **Question:** What happens to the particles in a substance when it changes from a liquid to a gas?\ A. The particles stop moving.\ B. The particles slow down.\ C. The particles spread farther apart.\ D. The particles come closer together.\ **Answer:** C. The particles spread farther apart. **Question:** Which of the following is an example of a pure substance, according to the Particle Model of Matter?\ A. Salt water\ B. Sand and iron filings\ C. Oxygen gas\ D. Air\ **Answer:** C. Oxygen gas **Question:** \_\_\_\_\_\_\_\_\_\_ is the smallest unit of a pure substance that retains all the properties of that substance.\ **Answer:** A particle or atom ***Learning Competency: Identify the role of the solute and solvent in a solution*** **Question:** What role does the solvent play in a solution?\ A. It gets dissolved by the solute.\ B. It dissolves the solute.\ C. It changes the state of the solute.\ D. It reacts chemically with the solute.\ **Answer:** B. It dissolves the solute. **Question:** In a solution of carbon dioxide and water, what role does water play?\ A. Solute\ B. Solvent\ C. Both solute and solvent\ D. Catalyst\ **Answer:** B. Solvent **Question:** In a solution, which of the following components can be a solute?\ A. Only liquids\ B. Only gases\ C. Only solids\ D. Solids, liquids, or gases\ **Answer:** D. Solids, liquids, or gases **Question:** In a solution of vinegar and water, vinegar is the \_\_\_\_\_\_\_\_\_\_ and water is the solvent.\ **Answer:** solute **Question:** Which of the following is an example of a substance that undergoes sublimation?\ A. Ice\ B. Water\ C. Dry ice (solid carbon dioxide)\ D. Salt\ **Answer:** C. Dry ice (solid carbon dioxide) **Question:** Which of the following conditions favor sublimation?\ A. High pressure and low temperature\ B. Low pressure and high temperature\ C. High temperature and high pressure\ D. Low temperature and high pressure\ **Answer:** B. Low pressure and high temperature **SCIENCE PROCESSES** **Question:** Which of the following science processes involves making predictions about what will happen under certain conditions?\ A. Observing\ B. Measuring\ C. Predicting\ D. Classifying\ **Answer:** C. Predicting **Question:** Which science process skill is being used when you use tools like a ruler, thermometer, or balance to gather data?\ A. Classifying\ B. Measuring\ C. Observing\ D. Communicating\ **Answer:** B. Measuring