Read and choose the correct option to complete the sentence.

Los ríos son con plantas y animales.

una cascada
un ecosistema
un glaciar
una llanura

I think it is B.

Select the word from the list that best fits the definition de pequeña siembre las mismas canciones.

Sheila conducts an investigation to see how the amount of salt dissolved in water affects the density of the water whichstatement best describes the correct plan for her procedure? the density and the amount of water are controls, and the amount of salt and the type of salt are variablesthe amount of water and the amount of salt are controls, and the type of salt and the density are variablesthe type of salt and the amount of water are controls, and the amount of salt and the density are variablesthe type of salt and the density of water are controls, and the amount of salt and the amount of water are variableso

When you were very small 8-10 pounds. you slept in this cradle