Arkansas 7th Grade Science Fundamental Quiz

Hailey and Aiden are building a model of the solar system for their science project. They want to know what substances are made from to choose the right materials. What are substances made from?

• Different types of atoms

• Single type of atom

• Only molecules

• Only crystals

Tags

NGSS.MS-PS1-1

Keven and Aksel are building a model of a city using different materials. They want to know how solids can be formed. How can solids be formed?

• Only from molecules

• Only from crystals

• From molecules or extended structures

• Only from gases

Tags

NGSS.MS-PS1-1

Aksel and Briley are in a science class, and they are learning about substances. What characteristic can they use to identify pure substances?

• Color

• Physical and chemical properties

• Size

• Shape

Marcos and Rosie are discussing what makes up the air we breathe and the water we drink. What are gases and liquids made of?

• Only molecules

• Only atoms

• Molecules or inert atoms

• Only crystals

Tags

NGSS.MS-PS1-1

Rosie and Ali are observing ice cubes melting in a glass. What can describe the changes of state in matter?

• Models of matter

• Color changes

• Shape changes

• Size changes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

During a science experiment, Patrick and Abby mixed two chemicals together. What is conserved in the chemical reaction?

• Total number of molecules

• Total number of atoms

• Total number of electrons

• Total number of protons

Tags

NGSS.MS-PS1-5

During a science experiment, Aksel and Lexie observed a reaction in which a substance was mixed and something was released. What do some chemical reactions release?

• Water

• Energy

• Light

• Sound

Tags

NGSS.MS-PS1-2

Lexie and Marcos are sitting by a campfire. Lexie notices that her hands feel warm when she holds them near the fire. What does the term "heat" refer to in this scenario?

• Only thermal energy

• Only temperature

• Energy transferred due to temperature difference

• Only kinetic energy

Tags

NGSS.MS-PS3-3

Gabe and Rosie are discussing the total thermal energy of a swimming pool. What does the total thermal energy of the pool depend on?

• Temperature, total number of atoms, state of the material

• Only temperature

• Only the state of the material

• Only the total number of atoms

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Mario and Aiden are working on a science project about plant biology. They need to explain what is required for plants to produce complex food molecules (sugars). What should they include in their project?

• Oxygen

• Sunlight

• Nitrogen

• Hydrogen

Tags

NGSS.MS-LS1-6