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When we add vinegar to baking soda, bubbles are produced. The reason this happens is because
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
This state of matter has a definite volume and takes the shape of the container it is in. It is a
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
This element is found in all living things. It is ...
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
Which of the following represents a chemical reaction?
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
During science class, students combined 1 kg of iron filings with 1 kg of sand to create a mixture. Which of the following methods would be best for separating the iron filings from the sand?
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
Oxygen gas is made up of?
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
Sterling silver is a combination of silver and copper. Which of the following is also a combination of two or more metals?
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
What element is needed to rust your bike, burn wood and for breaking down food molecules in a cell?
molecules
liquid
carbon
baking a cake
The vinegar and baking soda have a chemical reaction.
oxygen
brass
Drag a magnet through the mixture to attract the iron filings.
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