Science Quiz Bee (Grade 7-8)

It is a pull or pull and measured by Newtons (N).

• Inertia

• Acceleration

• Force

• Interaction

Matter has space and has mass. Which of the following classifications of matter has a definite set of properties?

• Pure Substance

• Suspensions

• Mixtures

• Colloids

It is also known as the center of the earth.

• Crust

• Mantle

• Core

• Asthenosphere

When a liquid matter changes to its solid form, at which temperature will it be on?

• Melting Point

• Boiling Point

• Freezing Point

• None of the above

The thickest layer of the earth.

• Crust

• Mantle

• Core

• Asthenosphere

Which of the following is the simplest form of matter?

• Elements

• Mixtures

• Compounds

• Solutions

He is one of the greatest mathematicians that summarized the laws of motion.

• Galileo Galilei

• Albert Einstein

• Isaac Newton

• Antoine Lavoisier

What do we call the combination of two or more atoms or more elements that is chemically combined?

• Pure Substance

• Elements

• Mixtures

• Compound

what state of matter do the sun, stars, nebula and lightnings have in common?

• Solid

• Liquid

• Gas

• Plasma

Which of the following elements have both of the properties of metals and nonmetals?

• Metal Elements

• Nonmetal Elements

• Metalloids

• Trace Elements