Chemistry
More Chemistry
Cells
More Cells
Mixed bag
100
Three characteristics of a nonmetal
What is dull, brittle, and a poor conductor
100
What is the pH of water?
What is 7?
100
Powerhouse of the cell
What is the mitochondria?
100
shape of an animal cell
What is Rounded?
100
Total atoms in Na2OH3
What is 6 atoms?
200
Shattering your phone screen is an example of what type of change?
What is a Physical Change
200
A clear liquid turns bright pink when mixed with phenolphthalein. What do know about your liquid?
What is a base?
200
What organelle controls what enters and exits the cell?
What is cell membrane?
200
Organelle responsible for digesting materials within the cell
What are lysosomes?
200
The variable that does not change in an experiment
What is a constant?
300
You have three elements. Element A has an atomic mass of 27.2, Element B has an atomic mass of 31.7 and Element C has an atomic mass of 30.0. Which order on the periodic table would you expect the elements to be placed in?
What is Element A, Element C, Element B
300
Law of Conservation of Matter states
Matter cannot be created nor destroyed.
300
What is a plant cell?
300
Controls the cell activities
What is the nucleus?
300
A scientist notices that as a runner increases speed, the heart rate also increases. The scientist is making...
A. Conclusion
B. Hypothesis
C. Observation
D. Experiment
What is an observation
400
What are the reactants? 2H + O -> H2O
What is 2H +O?
400
What type of bond is formed when two atoms share electrons?
What is covalent bond?
400
Structures that perform the functions of the cell are called
What are organelles?
400
Give an example of a eukaryotic cell
What is a plant cell or animal cell?
400
Which variable do you change in an experiment?
What is the independent variable?
500
Using the periodic table, provide an example of an ionic bond.
Ask Ms. Knight
500
How many neutrons does the element with the atomic number 31 have?
What is 39 neutrons?
500
Three differences between plant and animal cells
What are cell wall, chloroplast, and larger vacuoles
500
Give an example of a prokaryotic cell
What is bacteria?
500
Three statements of the cell theory
All living things are made up of one or more cells
Cells are the basic unit of structure
All new cells come from preexisting cells