Cuadernillo de Qulmies EJERCICIO Escribe correctamente las siguientes cuestiones. 1.-Unión de dos o más elementos __ 2.-Materia homogénea que liene composición definida,constituida por una sola clase de atomos H __ 3.-Cambios que presenta la materia sin alterar su estructura intema __ 4.-Sustancia que no puede descomponerse en otras más sencillas __ 5.-Unión aparente de dos o más elementos me __ 6.-Mezcla donde se ve a simple vista los componentes que lo conforman __ 7.-Cambios que presenta la materia donde se altera su estructura internas __ 8.-Mezcla donde no se ve a simple vista los componentes que lo conforman __

## Step 1<br />The first question is asking for the term that describes the union of two or more elements. This is a definition of a compound.<br /><br />## Step 2<br />The second question is asking for the term that describes a homogeneous material with a defined composition, consisting of a single class of atoms. This is a definition of an element.<br /><br />## Step 3<br />The third question is asking for the term that describes changes that matter undergoes without altering its internal structure. This is a definition of a physical change.<br /><br />## Step 4<br />The fourth question is asking for the term that describes a substance that cannot be broken down into simpler substances. This is a definition of an element.<br /><br />## Step 5<br />The fifth question is asking for the term that describes an apparent union of two or more elements. This is a definition of a mixture.<br /><br />## Step 6<br />The sixth question is asking for the term that describes a mixture where the components can be seen with the naked eye. This is a definition of a heterogeneous mixture.<br /><br />## Step 7<br />The seventh question is asking for the term that describes changes that matter undergoes where its internal structure is altered. This is a definition of a chemical change.<br /><br />## Step 8<br />The eighth question is asking for the term that describes a mixture where the components cannot be seen with the naked eye. This is a definition of a homogeneous mixture.