Asked by paris
The nails are left in the liquids until a change is observed. Solution levels in each beaker are kept constant. Which is the dependent variable in this investigation?
Responses
the nails
the nails
the types of water
the types of water
the amount of rust
the amount of rust
the different containers
Responses
the nails
the nails
the types of water
the types of water
the amount of rust
the amount of rust
the different containers
Answers
Answered by
paris
Which aquatic environment supports the least number of species?
Responses
Fresh water
Fresh water
Brackish water
Brackish water
Seawater
Seawater
Salt lakes
Responses
Fresh water
Fresh water
Brackish water
Brackish water
Seawater
Seawater
Salt lakes
Answered by
paris
Based on the graph, approximately how many calories did the student consume in bread and pasta?
Responses
50
50
500
500
750
750
1500
1500
Responses
50
50
500
500
750
750
1500
1500
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