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This comprehensive mid-term exam review guide for 8th grade science covers essential topics such as the scientific method, properties of matter, energy, and physical changes. Students will find valuable questions and explanations on concepts like gravity, laws and theories, density, mass, volume, and the states of matter. This resource includes discussion on energy forms, the behavior of gases and liquids, and chemical changes, aimed at reinforcing knowledge and helping students prepare effectively for their science exams.
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MID-TERM EXAM REVIEW 8th Grade Science December, 2010
Science Questions By Jon Chapman
An experiment is designed to test a…… *hypothesis*
The statement, “gravity is the attractive force between objects,” is a scientific…… *law*
Physical science includes the study of _______ and______ *matter* *energy*
The science concerning the study of energy and how it affects matter is called… *physics*
Chelsea Dewberry 11-15
In science,______ is an explanation for a phenomenon based on observation and experimental results. THEROY
A scientific_______ is a summary of many experimental results and observations. LAW when you mix dry ice and liquid soap
A stopwatch, a balance, a thermometer, a calculator, and a computer are all tools used to collect and analyze______. Data
A ___________ can be used to predict storms around the world. • The “big bang” is a type of ____________ • By: Jacob • Fountain mechanical model Conceptual model
# 16 Click It!!! When using scientific methods in an investigation, scientists ask questions and make observations.
Use the following terms to complete the sentences.Mass, Volume, Temperature, Density • #17. The measure of the size of an object is Volume • #18. The ratio of mass to volume is an object’s Density. • #19. the measure of how hot or cold an object is the Temperature. • #20. the amount of matter in an object is its Mass Click It!!!
Cindy Marie Harrison Questions 21-25
Because of _____ all objects tend to resist a change in motion. inertia
The physical property of matter that describes the relationship between mass and volume is______. density
Water evaporating from a puddle is an example of a _____. physical change
One way to learn about the properties of a ________ substance is to observe what new substances form during a reaction chemical
An objects ______ is affected by the gravitational force. weight
Justin Neil Keyes 26-30 Science Questions
Question # 26 • A copper penny can turn green if it reacts with carbon dioxide and water. This is an example of a(n) ____. Chemical Change
Question # 27 • Things with______ cannot share the same place at the same time. Volume
Question # 28 • A chemical ________ describes which changes are possible for a substance. Property
Question # 29 • A chemical ______ describes the process by which new substances are formed. Change
Question # 30 • The amount of matter in an object is its __. Mass
questions 31-34
31 • The SI unit for mass is the ________. • KILOGRAM
35-39 Emily Malone
The particles of GAS a are far apart and move independently of one another.
A liquid’s resistance to flow is called Viscosity
The shape and volume of matter in the Solid state do not change.
The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of CONDENSATION
The way a balloon decreases in volume when the temperature is decreased illustrates Charles’s Law
By: Paige Nichols Questions 40-44
40 The change of state from a liquid to a gas is... Evaporation
41 Sublimation is a change of state from a solid directly to an... gas
42 In a _____ change, energy is added to an substance. endothermic
43 One property of liquid is... viscosity
44 The volume of a gas i related to its temperature. Pressure must be content. This is _______ ____ Charles Law
The amount of space an object takes up is its VOLUME These boxes take up space so they are considered volume
The particles of a crystalline SOLID have a three dimensional pattern.
TOMEKAH PRIDE QUESTIONS 55-59