What is the fundamental unit of matter consisting of a nucleus surrounded by electrons?

• Proton

• Neutron

• Atom

• Electron

Tags

NGSS.MS-PS1-1

Which particle is positively charged and found in the nucleus of an atom?

• Electron

• Neutron

• Proton

• Atom

What is the term for the number of protons in an atom's nucleus?

• Atomic Mass

• Atomic Number

• Period

• Group

What is the process of changing energy from one form to another called?

• Thermal Energy

• Gravity

• Energy Transformation

• Physical Property

Tags

NGSS.MS-PS3-5

Which force attracts objects toward one another, especially toward the Earth?

• Thermal Energy

• Gravity

• Energy Transformation

• Physical Property

Tags

NGSS.5-PS2-1

What is the term for the amount of matter in an object, typically measured in kilograms or grams?

• Volume

• Density

• Mass

• Buoyancy

Which property describes the ability of an object to float in a fluid?

• Reactivity

• Buoyancy

• Conduction

• Inertia

What is the transfer of heat through to a material through direct touch

• Convection

• Radiation

• Conduction

• Electrical Force

Which term refers to the force between charged particles, which can be attractive or repulsive?

• Inertia

• Electrical Force

• Convection

• Chemical Property

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is a change in a substance that does not alter its chemical composition, such as melting or freezing, called?

• Chemical Change

• Physical Change

• Reactivity

• Radiation

Tags

NGSS.MS-PS1-4