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natty's review

science 4th grade Unit B

QuestionAnswer
What is anything that has mass and takes up space? matter
What is the amount of material that all objects have? mass
The amount of space that a box takes up is volume
a salad is an example of a mixture
a mixture in which a substance spreads evenly throughout another substance is a called solution
the unit you use to measure the lenght of your classroom is a meter
a cubic meter is the unit for measuring the volume of a big box
what is the unit used to measure th evolume of a liquid liter
how do you measure the volume of liquid graduated cylinder
what is the basic unit for measuring mass a gram
what is the amount of mass in a certain volume of matter called density
Does a physical change produce a different kind of matter? no
When water changes from ice to liquid water that is called melting point
The temperature at which a liquid changes to a gas is called a boiling point
the temperature in which water changes from a liquid to a solid is called freezing point
grams measure small amounts
milligrams measure very small amounts
kilograms measure larger objects
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