Chapter 3 Reading Quiz (Easy) Flashcards
__________ properties are those characteristics that can be observed or measured without affecting or altering the identity of a substance.
Physical
A(n) __________ __________ occurs when an original substance is converted to a new substance, which has different physical and chemical properties.
chemical change
The __________ __________ for a substance is the amount of heat needed to change the temperature of 1 gram of a substance by 1 degree Celsius.
specific heat
A(n) __________ is a pure substance that consists of two or more elements chemically combined in the same proportion and held together by bonds.
compound
A(n) __________ __________ is matter that has a fixed or constant composition.
pure substance
An element, the simplest type of pure substance, is composed of only one type of material. The extremely tiny particles that make up each element are called __________.
atoms
The energy of motion is called __________ energy.
kinetic
The coldest temperature possible on the Kelvin scale is 0 K and is called __________ __________.
absolute zero
__________ is the substance of everything. It can further be defined as anything that has a mass and occupies space.
Matter
The nutritional unit Calorie is the same as __________ amount of calories.
1000