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Definition
| is the rate at which an object changes its velocity. |
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Definition
| A ________________ is two or more atoms held together by covalent bonds. |
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| The ____________________ (2 words) is an organized set of investigation procedures used to solve a problem or answer a question. |
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Definition
| A ________________ is used to define the location of another object or point within that space. |
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Term
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Definition
| Anything that takes up space and has mass is made of _______________ . |
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Term
| Double displacement reaction |
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Definition
| Name the reaction type that follows this pattern AB + CD → CA + BD (3 words required). |
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Term
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Definition
| Machines that make work easier, more precise, or faster are examples of _____________________. |
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Definition
| A set of coordinates that can be used to determine positions and velocities of objects is known as a __________________________________ |
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Definition
| A _____________________ (2 words) breaks down over time, giving off radiation in the form of matter and energy. |
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Definition
| The new material created as a result of a chemical reaction is called the __________________. |
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Definition
| The speed of an object in a given direction. |
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Definition
| A _________________ is not just a guess. Like a theory, it must be supported by observations and data. |
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Term
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Definition
| A substance in which all the atoms are the same type, and which can not be broken down into other substances by chemical means is called a(an) ______________________. |
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Definition
| Total distance traveled by an object divided by the elapsed time to cover that distance. |
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Definition
| A _________________(2 words) forms when two atoms share electrons. |
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Definition
| A _________________ (2 words) seems to be true 100% of the time. |
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Definition
| A(an) _______________________ has the same number of protons in its nucleus, but a different number of neutrons from atoms of the same type. |
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Term
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Definition
| A (an) ____________ is an atom or group of atoms that has become electrically charged. |
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Term
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Definition
| This is what you see on the speedometer in your car. |
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Term
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Definition
| A(an) ______________________ is used to test the validity of a given hypothesis. |
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Term
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Definition
| Two or more different elements that are chemically combined make up a(an) _____________________ |
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Term
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Definition
| In a _____________________ (2 words) two different elements are bonded together forming a compound. |
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Term
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Definition
| ___________________ is how far an object is from a fixed point of reference. |
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Term
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Definition
| A ___________________ in science is based on many observations and data from many sources. |
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Term
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Definition
| The number of protons in an atom's nucleus is called its ________________ (2 words). |
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Term
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Definition
| A _______________________ (2 words) follows this pattern AB → A + B |
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Term
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Definition
| The distance and direction of an object’s change in position from a starting point. |
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Term
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Definition
| In science, a __________________________ is used to make things easier to visualize and understand. |
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Term
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Definition
| A(an) ___________________ is the simplest particle of an element that retains all the properties of that element. |
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Term
| single displacement reaction |
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Definition
| A _______________________(3 words) takes place between an element and a compound and yields a different element and compound. |
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Term
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Definition
| Describes how fast an object is moving. |
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Term
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Definition
| A _____________________ is a factor or condition which could affect the results of an experiment. |
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Term
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Definition
| A ________________ has a single unit of positive electric charge (+). |
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Term
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Definition
| A ________________ is a compound or atom that is involved in a chemical reaction. |
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Term
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Definition
| Any quantity with both a magnitude and a direction is called a ________________ quantity. |
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Term
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Definition
| ________________ occurs when personal opinion is allowed to influence experimental results or data analysis |
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Term
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Definition
| The area around the core of an atom where its negative particles are most likely to be found is known as the ________________________ (2 words) |
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Term
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Definition
| The _________________________ (2 words) is controlled by and intentionally changed by the experimenter in order to see how it effects other factors. |
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Definition
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Definition
| A (an) _________________ (2 words) occurs when an atom transfers an electron to another atom. |
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Term
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Definition
| The central core of an atom that contains its positive and neutrally charged particles is called the _________________ . |
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Term
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Definition
| The __________________ (2 words) is used as a comparison to measure the effect of the experimental variable. |
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Term
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Definition
| In order to tell if something is moving you need a fixed (non-moving) object to serve as a _________________________ . |
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Term
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Definition
| Type of chemical bond in which atoms are held together by the attraction of opposite electrical charges. |
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Term
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Definition
| A(an) _____________________ has a single unit of negative electric charge (-). |
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Term
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Definition
| The ________________________ (2 words) responds to changes in another factor. It is is the “Effect” in a cause and effect relationship. |
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Term
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Definition
| A change in direction or a change in the speed of a moving object would be called ______________ |
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Term
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Definition
| The chemical reaction that was responsible for the Hindenburg disaster we discussed in class was what type of reaction? (2 words) |
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Term
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Definition
| There are 6 different types or flavors of ________________, each with their own unique charge, spin, and mass. |
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Term
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Definition
| This would be used to describe how fast an object moves over a long period of time. |
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Term
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Definition
| A __________________ is a suggested, testable answer to a well-defined scientific question. |
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Term
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Definition
| Type of reaction that follows this pattern: A + B → AB (2 words) |
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Term
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Definition
| A subatomic particle that has no charge is called a(an) _______________________ . |
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Term
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Definition
| The ___________________________ (2 words) can be thought of as the “Cause” in a cause and effect relationship. |
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Term
| single displacement reaction |
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Definition
| Type of reaction that follows this pattern: C + AB → AC + B (3 words required). |
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Term
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Definition
| A _____________ is a type of particle that protons and neutrons are made of. |
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Term
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Definition
| The ______________________ (2 words) is given the contrasting condition to the one the experiment is designed to test. |
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Term
| double displacement reaction |
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Definition
| A ________________ (3 words required) occurs between two compounds and yields two different compounds. |
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Term
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Definition
| A(an) ______________ is the particle involved in chemical bonding. |
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