Science Matter

Which of the following is an example of a chemical change?

• Melting of ice

• Mixing of salt and water

• Burning of wood

• Cutting a piece of paper

Tags

NGSS.MS-PS1-2

Which of the following is an example of a mixture?

• Saltwater

• Pure water

• Oxygen gas

• Iron

Which of the following is a solution?

• Homogeneous mixture of two or more substances

• A rock

• A piece of paper

• A glass of water

Which of the following is an example of a physical property of matter?

• Smell

• Weight

• Color

• Density

What are the building blocks of all matter?

• Proteins

• Polymers

• Atoms

• Molecules

Tags

NGSS.MS-PS1-1

In the Periodic Table, Pb stands for what chemical element?

• Iron

• Silver

• Mercury

• Lead

Salt dissolved in water is considered a(n) what?

• Compound

• Slurry

• Emulsion

• Mixture

In which part of a plant cell does photosynthesis take place?

• Cell Wall

• Vacuole

• Chloroplast

• Mitochondria

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is molten rock underneath the Earth's surface called?

• Lava

• Magma

• Pahoehoe

• Aa Lava

What is a calorie used to measure?

• Energy

• Force

• Power

• Work

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5