Metrics
Base unit for measuring distance/length
Meters
Numerical data
Quantitative
State of matter with the least amount of energy
Solid
Subatomic particle with no charge but has a mass of 1 amu
neutron
cutting wood is an example of (physical / chemical) change
Physical
base unit for measuring mass
grams
Descriptive data; no numbers
Qualitative data
State of matter with an indefinite shape and indefinite volume
Gas
Name 1 metalloid
B, Si, Ge, As, Sb, Te, At
Atomic mass = _____ + _______
protons + neutrons
500 mL = ____ L
0.5 L
Dependent variables are (Changed / Measured) by the experimenter
A bar of solid gold is which of the following:
Element, Compound, Homogenous mixture, Heterogeneous mixture
Element
Rows on the PTE are called what?
Periods
All matter is made of small particles known as...
Atoms
10 m = ____ km
0.01 km
Variable changed by the experimenter
Independent
Water is an example of which of the following:
Element, Compound, Homogenous mixture, Heterogeneous mixture
Compound
How many valence electrons does Radon have?
8
Particle released in alpha decay
A helium nuclei
0.05 km = _____ cm
5,000 cm
Ms. Bline is setting up an experiment to test how the amount of water will affect plant growth. Temperature would be considered a _________ variable.
Control
Calculate the density of a substance that has a mass of 198 g and a volume of 361 mL. Include units
0.55 g/mL
Which group on the PTE is the lease reactive
Noble gases
Define the law of conservation of matter
Matter is not created or destroyed, it simply changes form