Which statements accurately describe mass? check all that apply.
mass is a chemical property of an object.
mass is measured using a balance.
the mass of an object remains constant.
mass is the same as weight.
kilograms are units of mass.
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The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere