Which of the complying with is an instance of a substantial building of a substance?A. massB. temperatureC. lengthD. volume


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A strong magnet put under a piece of paper provides a three-dimensional pattern in iron filings that are inserted on top of the paper. This is an example of which of the following?A. a adjust in a substantial propertyB. a change in an intensive propertyC. a chemical changeD. a physical change
Which of the following deserve to be defined as a physical change?Yes that"s best. Keep it up!A. a copper pipe rustsB. milk goes sourC. firehardwood burnsD. sweat evaporates from your skin
Which of the complying with is a physical change?A. chopping woodB. bending metalC. cutting a cakeD. frying an egg
Select a statement that best completes the complying with sentence:During a __________ procedure, the identity of the molecule ___________.A. chemical; does not changeB. chemical; changesC. physical; changesD. Namong the above
Which of the following can be thought about a chemical change?A. dew condensing on a leafB. mixing sugar in via your teaC. coal burningD. water evaporating from a pond on a warm day
Sugar and also water, through proper heat, can create caramel. In this example, sugar is undergoing a ___________.A. electrical changeB. kinetic changeC. chemical changeD. physical change
A large readjust in temperature (not resulting from external heating) through the appearance of gas bubbles is most most likely an indication of:A. a chemical changeB. just physical changes occurringC. molecules are undergoing physical changesD. none of the above
When a readjust in a physical residential or commercial property is oboffered, A. it need to be because of a physical change.B. it need to be because of a chemical adjust.C. it might be because of a chemical change or a physical readjust.D. it might be resulted in by a readjust that is considered both physical and chemical.
Which of the complying with is NOT a likely indicator of a chemical change?A. the development of a precipitateB. a shade changeC. the adjust in form of a malleable metalD. the release of gas without adding heat or lowering the pressure
Cutting food with a knife and also then digesting it are examples of:A. a physical adjust and a chemical changeB. neither a chemical change nor a physical changeC. physical alters onlyD. chemical changes only
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