| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.32 |
| Score | 0% | 66% |
This tool is a(n) __________.
screwdriver |
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chisel |
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punch |
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lever |
A chisel has a long sharp edge and is used, often in conjunction with a hammer, for cutting. In woodworking, chisels are used to remove large sections of wood to create the initial shape of a design. In metalworking, chisels are used to remove waste metal when a smooth finish is not required.
Which of the following statements about solding is not true?
soldering can only join metals |
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flux is used to clean surfaces before soldering |
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solder is an alloy of lead and tin |
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solder has a comparatively low melting point |
Soldering is a process by which two or more items (typically metal) are joined together by melting a filler metal (solder) into the joint. An electrically powered soldering iron or soldering gun is used to melt the solder which is an alloy of lead and tin that has a melting point below the melting point of the items being joined. A chemical cleaning agent called flux is also used to clean the surfaces before soldering.
When using a hacksaw, blades with __________ teeth are more appropriate for cutting thinner materials.
less |
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thinner |
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wider |
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more |
A hacksaw has replaceable blades and is used to cut metal. The blade type is chosen based on the material that is to be cut. Blades with larger numbers of teeth per inch are more appropriate for cutting thinner materials.
This tool is a(n) __________.
outside micrometer |
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inside caliper |
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inside micrometer |
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outside caliper |
Micrometers provide accuracy to the thousandths of an inch and come in outside and inside varieties. An outside micrometer is used to measure outside thickness, such as the diameter of a bolt, while an inside micrometer is used to measure the inside dimension of an object, such as the diameter of the hole of a nut or the width of a channel.
When compared to drilling, boring makes __________ holes.
rougher |
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smoother |
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larger |
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smaller |
Drilling is the process of making small holes in wood or metal while boring is the process of making larger holes.