Science: Heat Unit Test Questions
Here are some examples of questions that may appear on the Heat Unit test on January 26. You will find most of the answers in the worksheets and lab sheets, and you will have to use your thinking skills to figure out the answers to others. Some of the questions are connected or similar. Remember: the more detail, the better. You might want to study with a friend or group of friends, and quiz each other.
o What are three natural sources of heat?
o What are three artificial sources of heat?
o Name three important reasons why we study heat transfer.
o Give a complete definition of heat.
o An object feels warm on your skin. Why is this happening?
o Describe the relationship between heat and colour.
o Explain the results of the experiment with the three buckets of water. What type of heat transfer is happening here?
o Name the type of heat transfer that occurs: furnace, light bulb, you in a hot tub, electric stove heating a frying pan, the sun warming the earth.
o Heat is measured in ______; temperature is measured in ______.
o Describe the entire heat transfer process of boiling a pot of water on an electric stovetop.
o Compare and contrast radiant heat energy and conductive heat energy.
o An object feels cold to the touch. Why is this happening?
o Conduction is the main way for heat to travel through ______.
o Material that does not conduct heat well may be used as an ______.
o Compare 1 kg of cold air to 1 kg of warm air.
o You are going on a long hike in the mountains in January. Describe two features of the clothing you will wear in order to stay warm.
o What type of heat transfer occurs inside your jacket?
o Why are solar collection panels black?
o How does a thermometer work?
o Is water a good fluid to use in thermometers in Canada? Why or why not?
o Name three things that are required to ignite and maintain a fire.
o Why is our average temperature hotter in the summer?
o How does the sun heat the earth?
o Explain why some ocean breezes occur in the early evening.
o Why do railway track builders leave a small space between each steel rail as they are laid end-to-end?
o What are some things that may prevent some of the sun’s heat energy from warming the earth?
o How can heat from the sun affect global weather systems?
o Why is the temperature closer to the ground warmer than at the top of a mountain?
o Describe the concept of thermal equilibrium. Give an example.
o Give one example each of thermal expansion of air, a liquid and a solid
o Would you sink more quickly in a warm lake or cold lake? Explain with detail.
o Define the term, ‘geothermal’. Give an example of a geothermal source of heat.
o Define the term, ‘thermometer’.
o Describe the difference between ‘flash point’ and ‘ignition point’
o Why is a fire called a ‘chemical factory’?
o Why does a hot air balloon rise into the air?
o Describe the geothermal cycle of a natural geyser.