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physical change

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Is breaking a pencil in half a chemical change?

Breaking a pencil in half is a physical change, not a chemical change. The composition of the pencil, which is made of wood and graphite, remains the same even though its physical appearance has changed.


Why would a pencil appear to be bent in half if half of it was in glass and the other half was in diamond?

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Can you chop a pencil in half and make it the world's smallest pencil?

Yes, you can chop a pencil in half to make it smaller, but it would not necessarily be the world's smallest pencil. To make the world's smallest pencil, specialized manufacturing techniques and materials would be needed to create a functional writing instrument that is significantly smaller than a traditional pencil.


If you eat a piece of led will you die?

Yes you can die from eating led but, if it was a number 3 pencil that someone ate its graphite and you can only die from lead if you eat a lot of it for example half of a pencil or a whole pencil.


How long is a mechanical pencil eraser in inches?

A mechanical pencil or propelling pencil is a pencil with a replaceable and mechanically extendable pencil lead.The eraser is fitted on top of the pencil at the opposite end to the lead.The maximum length of the eraser would be no more than half an inch when new.


Is the width of a pencil a centimeter?

No, about half that.


If you have a half dollar and pencil and some water which of these have the greatest density?

The half dollar has the greatest density because it will sink, the water has more density than the pencil because the pencil will float.


What was produced on the assembly line that cost less than half the amount of other cars?

A pencil, possibly! A pencil, possibly! A pencil, possibly! A pencil, possibly!


How many lines does a pencil truly have so that it is equal?

how many lines of symmetry does a pencil have ? the answer is one if you hold up a pencil there is only one way or it would be uneven any way else the first way is if you are like-laying it down and go across the pencil but not in half


Why would a pencil appear to be bent if half of it was embedded in diamond and the other half embedded in glass?

This scenario is an example of light refraction. When light passes from one medium to another with a different refractive index, it changes direction. Since diamond and glass have different refractive indices, the light would bend differently when passing through each material, giving the appearance that the pencil is bent at the interface between the diamond and glass.


What is a example of 1 cm?

About half, or one third, the width of a typical finger. The thickness of a pencil or pen might be a little less than a cm.


How do you use the word snapped in sentence?

Ex. "You snapped a twig." "I think I snapped something." "She sanpped her fingers." Then of course there is Snapped the show where wives kill their husbands.