CP Biology Chapter 1 Test (Sapling Questions)
T or F: K= C+273
True
T or F: Scientific theories are based on natural and physical phenomena
True
A _______ summarized a hypothesis that has been supported with repeated testing
scientific theory
Hypothesis over time have all had similar results leading to the same conclusion. These hypothesis could become a
scientific theory
Doing experiments falls under which stage?
analyze
Theories derived from
physical phenomena and natural occurrences
tool used to measure and transfer water
pipette
deci
10^-1
centi
10^-2
milli
10^-3
micro
10^-6
deka
10^1
tera
10^12
hecto
10^2
kilo
10^3
mega
10^6
giga
10^9
What about a theory is FALSE? A. a theory predicts future events B. a theory can incorporate other facts, laws and predictions C. A theory explains aspect of natural world D. a theory has been extensively tested
A
Which of the following is FALSE? A. A hypothesis should be created when the outcome for its test is known B. A hypothesis must be testable in way that is replicable by others C. A hypothesis is an educated guess as to why something happens D. A hypothesis is an explanation for a natural phenomenon
A
Which of the following is true about a scientific hypothesis? A. A hypothesis is a possible explanation of an observed set of facts B. A hypothesis is the first step in the scientific method C. A hypothesis is also referred to as an uneducated guess D. A hypothesis is the same thing as a theory
A
Which completes sentence? Hypotheses are______ A. tentative statements B. Proven facts C. capable of being supported or not supported by observational evidence
A &C
Theories are A. testable only by the researcher who made the hypothesis B. capable of being tested by multiple independent researches C. untestable
B
Which is false? A. a theory can incorporate laws B. A theory is a guess about how things work C. some define a theory as a well tested and accepted hypothesis D. A theory can be disproven
B
Which of the following is evidence to support a hypothesis? A. It is logical B. Data C. lots of people agree D. all above
B
Which of the following is false about a hypothesis? A. A hypothesis should be used to predict the outcome of an experiment B. The more results from experiments that match the results predicted by the hypothesis, the less valid the hypothesis is C. If an experiment procedure results inconsistent with the predictions, the hypothesis must be rejected D. A successful scientific hypothesis needs to be valid and useful
B
Which of the following describe a hypothesis? A. Scientists accept it as scientifically valid statements, allowing them to make predictions B. It can be tested in a variety of ways C. Experiments are performed to prove or disprove it C. It allows scientists to explain natural phenomena
B & C
A ______ is based on natural and physical phenomena and states why a certain event occurs the way it does A. Observation B. Experiment C. Law D. Theory
D
Which does NOT describe a theory? A. May be revised B. supported by evidence C. used to explain an observation D. may used as an inquiry for research
D
