Chemical Changes

Front

Baking is pretty much just ___

Back

chemistry

Front

The science of different kinds of matter, and how that matter can change, is called ___

Back

chemistry

Front

Anything made by combining two or more different things is called ___

Back

a mixture

Front

Both baking and chemistry require careful ___

Back

timing and measuring

Front

In a chemical change, particles that make up two or more substances are rearranged to ___

Back

form a new substance

Front

Unlike the mixtures from our picnic, chemical changes usually ___

Back

can't be undone

Front

Which of these is NOT an indicator of a chemical change? a change in color, giving off or taking in of heat, the release of gases, a change in shape

Back

a change in shape

Front

Data that supports or disputes a scientific idea is called ___

Back

evidence

Front

All the little holes in the spongy-looking cake were caused by ___

Back

carbon dioxide gas

Front

Change in color, release of smell or light, and giving off heat are indicators of ___

Back

a chemical change