Mass vs. Weight
how much matter is in an object
mass
True or false: Water we drink on Earth today could be the same water dinosaurs drank thousands of years ago.
true
how much space matter takes up
volume
the amount of mass in a particular volume
density
When you take in a deep breath, your body becomes less dense which increases your _______ in water.
buoyancy
a tool used for measuring weight
spring scale or scale
a law that says matter cannot be created or destroyed is called the law of conservation of ________
mass
To measure and figure out the volume of a cube or rectangular box, what would you multiply?
Length X Width X Height
to determine the density of an object the scientist would divide the object's _______ by its ________
mass by its volume
True or false: An objects density is not related to its buoyancy.
False
the measure of how strongly one thing is attracted to another by gravity
weight
If matter cannot be created or destroyed, where did all the matter that exists today come from?
God spoke and it was.
1 milliliter equals 1 ______ _________
cubic centimeter
True or false: Scientists use density to help determine what a material is made of.
true
Will an object sink or float if its surroundings are more dense than the object?
float
a tool used for measuring mass
balance
Matter and energy cannot be created or destroyed, but it can change _______
form
When using a graduated cylinder, the liquid may be slightly higher on the sides than in the center. The curve that is created is called the _________
meniscus
Would Styrofoam be more or less dense than copper wire?
less
buoyant or buoyancy
the metric system unit for weight
Newton
the fact that energy cannot go away is the law of conservation of ____________
energy
To measure the volume of an irregularly shaped item, such as a toy car, a scientist can use a graduated cylinder with water to figure out the volume of the object. The method that the scientist would follow is called the
displacement method
All substances become more dense when cooled with the exception of what common substance?
water-becomes less dense when frozen
Name two things that are buoyant in water.
Beach ball, boat (Accept all reasonable answers)