Cells and Ecosystems
Which organelle stores your DNA? Where is it located?
Nucleus, center of the cell
Do groups or periods have the same number of energy levels?
Periods
What is the law of the conservation of mass?
Both sides of the equation must be balanced/equal.
How do you calculate density?
Mass/Volume
What is transpiration?
The loss of water through leaves
What is the job of the cell membrane?
Allows water in and out of the cell
What part of an atom determines its identity?
Atomic number/ protons
Is mixing sugar into tea a physical or chemical reaction?
Physical
How do you calculate volume?
Mass/density
A plant going through a long drought while living in a desert needs what type of leaves
Waxy leaves
What is the difference between asexual and sexual reproduction?
Asexual is the exact copy and not likely to survive
Do groups or periods have similar chemical properties?
Groups
Are fireworks a physical or chemical reaction?
Chemical
How do you calculate mass?
Density x Volume
Where would you find fossils of a tropical plant?
A place where the plant wouldn't be able to survive today due to climate change
Describe what happens during primary and secondary succession.
Modifies the area and allows larger and more complex organisms
What is protons location, charge, and mass
Nucleus
Positive
1 AMU
What are the six pieces of evidence that a chemical reaction has occurred?
Bubbles
Color change
Temperature change
Odor
Formation of a gas
Formation of a precipitate
The mass of and object is 26g and volume is 4mL What is its density?
6.5
What part of the animal cell determines your blood type?
DNA/nucleus
What is the kingdom Plantae?
Multicellular, autotrophic, asexual and sexual reroduction
What are these examples of C, B, Au?
Single Atoms
What are reactants?
Ingredients in a reaction
What is density?
How thick something is
What helps an ecosystem survive?
Biodiversity