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Solid,Liquids,Gases

SFHS- Richerson/Crovato

QuestionAnswer
What is the base metric unit for mass? gram
What is the most common material in the universe? plasma
What does Boyle's Law state? it states that the volume of a gas is inversely proportional to its pressure if the temperature and number of particles are constant
What has no definite shape or definite volume? gas
What law states that the volume of a gas is directly proportional to its temperature in kelvins if the pressure and the number of particles is constant? Charles's law
Matter that has a definite volume but no definite shape is a ___ liquid
If you move a substance from one container to another and its volume changes, the substance is a ___ gas
What states that all particles of matter are in constant motion? Kinetic Theory of Matter
Buoyant force is the ___ force exerted on an object immersed of floating on a liquid. upward
Why does ice float on water? ice is less dense than water
The kinetic theory states that the higher the temperature, the faster the ____________________________ particles that make up the substance move
Which state of matter will hold its shape without a container? solid
The resistance of a fluid to flow is referred to as _____ viscosity
Archimedes' principle states that the buoyant force on an _________ is equal to the weight of the displaced volume of fluid object in the fluid
The pascal is the SI unit for ______ pressure
Materials can be classified as solids, liquids, or gases based on whether their _______ and _____ are definite or variable. shapes and volumes
What's the metric unit for volume? liter
Which is the metric unit for length? meter
The closeness of a measurement to the actual value being measured is ____ accruacy
A _______ _______ makes it easier to understand things that are too small, too large, or too hard to observe directly. scientific model
What variable changes in response to the manipulated variable? responding
What are the 2 main areas of physical science? chemistry and physics
Computers are an example of _____ that helps people solve problems technology
An organized plan for gathering, organizing, and communicating information is called the _____ scientific method
What 2 things must a measurement include? a number and a unit
What's the SI unit for temperature? Kelvin
The type of graph used to show how a part of something relates to the whole is a _____ _____ circle graph
Why are scientific models important? they help visualize things that are very complex, very large, or very small
What is true about scientific theories? scientific theories are never proven
What happens when the data in an investigation do not support the original hypothesis? the hypothesis is revised
IN which step of the scientific method is information obtained through the senses? making observations
Created by: dcrovato