Science benchmark

Which of the following substances is an examples of an acid

• Baking soda

• Soap

• Lemon juice

• Water

What dose the PH scale measure

• Acidity or basictity of a substance

• Temperature of a substance

• Density of a substance

• Volume of a substance

Which element has the symbol na

• Sodium

• Nitrogen

• Nicole

• Neon

What type of bond occurred in non metals

• Covalent bond

• Iconic bond

• Metallic bond

• Hydrogen bond

What is a physical change

• A change

  In the chemical composition of a substance

• A change in the physical properties of a substance with an alternate came and composition

• A change in state of matter from solid to liquid

• A change in the state of matter from liquid to gas

What is a base

• Vinegar

• Lemon juice

• Soap

• Orange juice

What dose 0 mean

• Oxygen

• Sodium

• Nickel

• Neon

What type of bond occurred between a metal and non

• Covalent

• Iconic

• Metallic

• Hydrogen