Across
- 3. the branch of science that deals with the identification of the substances of which matter is composed
- 4. the systematic study of the structure and behavior of the physical and natural world through observation, experimentation, and the testing of theories against the evidence obtained.
- 7. a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
- 9. the branch of science that deals with celestial objects, space, and the physical universe as a whole.
- 10. a coherent, typically large body of matter with no definite shape.
- 12. the action or process of observing something or someone carefully or in order to gain information.
- 16. an arithmetical multiplier for converting a quantity expressed in one set of units into an equivalent expressed in another.
- 18. the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.
- 21. a coherent group of propositions formulated to explain a group of facts or phenomena in the natural world
- 22. the quality or state of being correct or precise.
- 23. relating to things perceived through the senses as opposed to the mind
- 24. mass of a unit volume of a material substance
- 26. a three-dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original.
Down
- 1. the measurement or extent of something from end to end; the greater of two or the greatest of three dimensions of a body.
- 2. the quality, condition, or fact of being exact and accurate.
- 5. an experiment in which all the variable factors in an experimental group and a comparison control group are kept the same except for one variable factor in the experimental group that is changed or altered
- 6. The variable that might change because of what the scientist changes
- 8. In a process that is intended to regulate some condition, a quantity or a condition that the control alters to initiate a change in the value of the regulated condition.
- 11. machinery and equipment developed from the application of scientific knowledge.
- 13. statements, based on repeated experiments or observations, that describe or predict a range of natural phenomena.
- 14. the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution.
- 15. a system of writing numbers as the product of a number between 1 and 10 and a power of 10
- 17. each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit.
- 19. the branch of science concerned with the nature and properties of matter and energy.
- 20. Method
- 25. the science that deals with the earth's physical structure and substance, its history, and the processes that act on it.