Answer: scientific method The _______ ______ is a set of specific procedures and skills used to carry out scientific investigations. #1 Answer: scientific method Ms. Thomas

Answer: scientific inquiry ________ _______ is a process of using observation and inferences to question and explore the natural world. #2 Answer: scientific inquiry Ms. Thomas

_______ are facts based on the five senses. #3 Answer: observations Ms. Thomas

________ are opinions formed from observations. #4 Answer: inferences Ms. Thomas

A ________ is an educated guess based on your observations. #5 Answer: hypothesis Ms. Thomas

A _______ is something that does not change during an experiment. #6 Answer: constant Ms. Thomas

The _______ variable is the test variable that you change in an experiment. #7 Answer: independent Ms. Thomas

The ______ variable is the outcome variable that you cannot control. #8 Answer: dependent Ms. Thomas

A ______ is a detailed explanation based on evidence from observations that defends or rejects a hypothesis. #9 Answer: conclusion Ms. Thomas

A scientific _______ is a principle that describes happenings based on many observations and which occurs in nature. #10 Answer: law Ms. Thomas

explanation for an event A _______ is an explanation for an event developed from observations, experimentation and reasoning. #11 Answer: theory Ms. Thomas

_______ evidence is based on observations and experimentation rather than theory. #12 Answer: empirical Ms. Thomas

that is designed to show the structure of an object. A ______ is a replica that is designed to show the structure of an object. #13 Answer: model Ms. Thomas

________ is making multiple sets of measurements in a scientific investigation. #14 Answer: repetition Ms. Thomas

_______ is the reproduction of a scientific investigation by others. #15 Answer: replication Ms. Thomas

______ is a solid, liquid, or gas that takes up space and has mass. #56 Answer: matter Ms. Thomas

Physical ________ are characteristics of matter that can be observed without changing the identity of the material. #57 Answer: properties Ms. Thomas

______ is the attractive force between two objects. #39 Answer: gravity Ms. Thomas

an object due to gravity. ______ is the force on an object due to gravity. #40 Answer: weight Ms. Thomas

______ is the amount of matter in an object. #41 Answer: mass Ms. Thomas

change in size, shape, color, A _______ change is any change in size, shape, color, or state of matter in which the identity of the substance remains the same. #58 Answer: physical Ms. Thomas

any characteristic of a substance such as flammability that ______ properties are any characteristic of a substance such as flammability that indicates whether it can undergo a chemical change. #59 Answer: Chemical Ms. Thomas

_______ is the amount of space an object occupies. #61 Answer: volume Ms. Thomas

The formula for _____ is mass / volume. #62 Answer: density Ms. Thomas

substances and solutions as The ___ scale measures substances and solutions as an acid, base, or neutral. #63 Answer: pH Ms. Thomas

The ______ point is the temperature at which a solid substance turns into a liquid. #64 Answer: melting Ms. Thomas

The ______ point is the temperature at which a liquid turns into a gas. #65 Answer: boiling Ms. Thomas

______ is the process by which water vapor is changed from a gas to a liquid. #66 Answer: condensation Ms. Thomas

by which water is changed _______ is the process by which water is changed from a liquid to a gas. #67 Answer: evaporation Ms. Thomas

The main types of ______ are heterogeneous and homogeneous. #68 Answer: mixtures Ms. Thomas

A _______ is a type of homogeneous mixture. #69 Answer: solution Ms. Thomas

that start a chemical reaction. ______ are substances that start a chemical reaction. #70 Answer: reactants Ms. Thomas

______ are the new substances that are formed in a chemical reaction. #71 Answer: products Ms. Thomas

the changing of one substance A _______ change is the changing of one substance into a new substance. #60 Answer: chemical Ms. Thomas