1.Lemonade is an example of ------------------ ?

3. Different materials in the mixture can’t be separated easily.

4. In a mixture of sand and iron filings , iron filings can be separated by filter paper.

2- A mixture contains salt, sand, water, iron filings, and marbles. Ernesto carries out the following investigation to separate the parts of the mixture:

1. Salt is a solvent in seawater.

2.Different materials placed together but keeping their own properties is called -------------------

4.Dissolving sugar in water can be faster by -----------------------------

3.Sugar powder can ------------------------ in water, but sand can’t.

3.A food scientist is experimenting with sugar crystals that will instantly dissolve in water. She adds the sugar crystals to water. In her experiment, what is the scientist attempting to do?

1-Chicken noodles can be separated from the water using the ----------------------------

2. In the mixture the materials change their properties.