Show:
Chemistry
Acids / Bases
Acids & Misc.
Lab Reports
Biology
100
What are the parts of an atom?
Proton, Neutron & Electron
100
Where on the pH scale are acids & bases? Where is neutral?
Acids = Less than 7, Bases = More than 7 Neutral = 7
100
What are two reasons that metals are useful in real life? Which metal is best for storing acid according to our experiment?
1) High melting temperature 2) Malleable (change shape) 3) Conduct heat/electricity Copper
100
What should the title of a lab report never be.
"Lab Report"
100
What are two things that are considered part of Biology?
1) ... 2) ...
200
Draw the structure of an atom.
…
200
What are chemicals called that are used to show the pH of a substance?
Indicators
200
What is created when acids and carbonates react? What is created when acids and metals react?
Carbon Dioxide Hydrogen
200
What are the eight sections of a lab report? (not title)
Aim/Research Question, Hypothesis, Variables, Safety, Equipment, Method, Conclusion, Evaluation
200
What are three characteristics of life?
1) ... 2) ... 3) ...
300
What is the difference between a solution and mixtures?
Mixtures can be easily separated while Solutions cannot. Solutions have a solute and solvent.
300
What two things can be used to neutralize an acid?
Bases and antacids
300
What test is used to detect the presence of hydrogen? What happens if there is hydrogen? What happens if there isn't?
Splint test. Pop if there is hydrogen? No pop if there is no hydrogen?
300
What are the control variables in the scenario below: A car was tested in the laboratory for gas mileage using speeds from 30 kph to 80 kph. The lab used the same road surface and tires in each experiment
Same road surface and same tires.
300
What are the three parts of cell theory?
1) All living things are made of cells 2) Cells are the smallest unit of life 3) Cells come from other cells
400
What are three methods of separation and how do they work?
1) … 2) … 3) …
400
What are phenolphthalein & red litmus paper useful for?
To determine if something is an acid or base
400
What liquid is used to determine if carbon dioxide is being created? What happens if there is NOT carbon dioxide? What happens if there is carbon dioxide?
Limewater No carbon dioxide = limewater stays clear Yes carbon dioxide = limewater turns opaque
400
What is the difference between independent and dependent variables?
Independent variables are what you change and dependent variables are what you measure.
400
What are two cell types and what is the function of each?
Nerve Cells Muscle Cells Bone Cell Skin Cells Reproductive Cells Etc.
500
What are the three equations for density, mass & volume?
D = M/V ; M = DV ; V = M/D
500
What can be used to determine the exact pH of substance? (3)
Red cabbage water, universal indicator, yellow litmus paper
500
Write the steps of an experiment to test if HCl and Sodium Carbonate create CO2. (Don't need exact volumes/amounts)
...
500
What are the independent and dependent variables in the scenario below: A car was tested in the laboratory for gas mileage using speeds from 30 kph to 80 kph. The lab used the same road surface and tires in each experiment
Independent = speeds from 30 kph to 80 kph Dependent = gas mileage
500
What are the two main types of cells? What is the difference between them? (spelling counts)
Prokaryotes and Eukaryotes Eukaryotes have a nucleus and Prokaryotes do not.