Living Things and Cells
Name a characteristic of living organisms
MRS GREN
The atomic number tells you the number of ______ in an atom.
What are protons?
The diagram of a leaf is measured as 40 mm. Its actual length is 400 mm. What is the magnification?
What is 0.1×?
The change from liquid water to steam is called ________.
What is evaporation / boiling?
Which tool measures mass?
What is a balance?
This part of the animal cell controls what enters and leaves the cell.
What is the cell membrane?
A sodium atom becomes Na⁺ by doing this.
What is losing one electron?
How long does sound take to travel 170 m at 340 m/s?
What is 0.5 seconds?
Particles in this state are close together but can slide past each other.
What is a liquid?
Which tools would you use to find the density of an irregular rock?
What is a balance and a measuring cylinder?
This specialized plant cell has long, thin projections to absorb extra nutrients.
What is the root hair cell?
This type of bond forms when electrons are transferred from a metal to a non-metal.
What is an ionic bond?
Convert 0.64 kg to grams.
What is 640 g?
When water becomes steam, the energy of the particles does this.
What is increases? (They move faster and spread apart)
On a stopwatch, reading 1 is 146 s and reading 2 is 302 s. What is the time difference in minutes?
2.6 minute
Name two structures found in both plant and bacterial cells.
What are the cell membrane and cytoplasm? (Also: ribosomes, cell wall)
Describe the arrangement of ions in solid sodium chloride.
What is a giant lattice of alternating positive and negative ions?
A car travels at 4.9 m/s for 3.62 minutes. How far did it travel?
What is 1063.6 m?
Name two differences between particles in a liquid and particles in a gas.
What is: gas particles are far apart and move randomly; liquid particles are close together and can slide?
What is the purpose of using multiple trials in an experiment?
What is to increase accuracy and reliability?
A plasmid is found in bacteria but not in plant cells. Explain what a plasmid is.
What is a small circular piece of DNA?
Which molecule has the fewest outer-shell electrons: Cl₂, CH₄, H₂, or H₂O?
What is H₂?
Convert 2.89 m² to cm².
What is 28,900 cm²?
Which electronic configuration represents a noble gas: 2, 2,2 or 2,3?
What is 2?
You observe particles moving faster and spreading apart. What change of state are you seeing?
What is liquid to gas?