13 questions
Anything that has mass and takes up space is called...
Matter
Atoms
Cells
Elements
The most basic unit of life is the...
Atom
Element
Molecule
Cell
The smallest part of an element is a/an...
Atom
Molecule
Ion
Proton
Water is made of which two (2) elements?
Hydrogen & Oxygen
Hydrogen & Carbon
Oxygen & Nitrogen
Nitrogen & Carbon
Which of the following is a polar molecule?
Water
Carbon-Dioxide
Oxygen
Lipids
Which is NOT a property of water
Water has a high specific heat
Water is the universal solvent
Water is capable of adhesion
Water becomes denser as a solid
Attracting between two (2) of the same molecule is called...
Cohesion
Adhesion
Surface Tension
Capillary Action
Water sticks to the leaves of a plant. This is an example of...
Adhesion
Cohesion
Capillary Action
Surface Tension
Water has a "high specific heat'. What does this mean?
Water easily heats up
Water has a higher boiling point than most substances
Water takes a lot of energy to change its temperature
Water has an affinity for heat
Ice floats in water. What does this indicate?
Water is less dense as a solid
Water is more dense as a solid
Water is heavier as a solid
Water is lighter as a solid
What is a solute?
The substance that gets dissolved
The substance that does the dissolving
The mixture of two substances
Water is the "universal solvent". What does this mean?
Water is dissolved in more things than any other substance
Water dissolves more things than any other substance
Water mixes with more things than any other substance
Water takes more energy to heat up than any other substance
Which of the following substance is hydrophobic?
Gatorade Powder
Sugar
Water
Oil