16 questions
Theory or law? The cell _________ of living things: living things are made of cells, which explains how things grow and live.
Theory
Law
Theory or Law? Big Bang _______: the universe came from one minute particle and expanded over billions of years to what we see today. Tries to explain how the universe was created.
Theory
Law
Universal ______ of Gravitation: any 2 objects have a force of gravity between them. Tells what happens when 2 objects are near each other.
Theory
Law
Theory or Law? Newton's first ______ of Motion: Objects will stay in motion unless stopped. Shows what happens with moving objects.
Theory
Law
In what way is a scientific law different from a scientific theory?
A law describes a pattern between two or more variables, while a theory explains why something happens.
A law is true in all situations, while a theory is only true in some situations.
A law describes the major ideas of the universe, while theories are based on smaller ideas of the universe.
A law is based on testable facts and data, while a theory is just a combination of one or more hypotheses that still need to be tested.
Which of the following is true about theories and laws?
Laws and theories are created based on many observations and experiments.
Theories and laws cannot be altered or changed.
Theories become laws after experiments are successfully replicated.
Laws and theories are created based on the results of a single experiment.
Which of the following is a characteristic of all scientific theories?
Theories explain why something happens.
Theories explain the order of events in history.
Theories never change.
Theories are always based on models.
True or False? Laws are generally modified as scientists discover specific conditions under which the law does not apply.
True
False
True or False? As scientific theories are modified with new evidence, they often tend to explain more natural events and being able to explain things in greater detail.
True
False