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10th Gr Exam Ch3 Q's

2015 10th Grade Exam Study Questions

QuestionAnswer
What changes of state are defined by the term evaporation? from liquid to gas
What is the change of a substance directly from solid to gas called? sublimation
What is the process of liquid becoming a gas called? evaporation
Which state of matter is not a fluid? solid
What is temperature? a measure of average kinetic energy of particles in a substance
What is resistance to flow called? viscosity
What does the law of conservation of energy state? Energy cannot be created or destroyed in a chemical reaction, only transferred from one one form to another.
What is Archimedes principle? Buoyant force on an object is equal to the weight of the fluid (water) displaced by the object.
BWhich direction does the buoyant force act? upward
Why does ice float in water? it is less dense than the water
What is thermal energy? the total energy of particles in a material
If the volume of a gas inside a container gets larger while the temperature remains the same, what does the pressure inside the container do? Increases
Be able to use formulas to convert temperatures from Celsius to Fahrenheit, or from Fahrenheit to Celsius. F = (C x 1.8) +32 ; C = (F - 32) / 1.8
Created by: gstubblefield