Kinetic and Equilibrium

__________ is the energy that an object has because it is moving

• infer

• kinetic energy

• temperature

• system

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

__________ is a balanced state in which a system is stable, such as when two or more samples are at the same temperature

• system

• equilibrium

• kinetic energy

• transfer

Tags

NGSS.MS-PS1-4

When things get hotter, its molecules are moving faster and have more _____________.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

When a thing gets colder, its molecules are moving slower and have ____ kinetic energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

All particles of matter are in constant _______

• pain

• motion

• rest

• strain

Tags

NGSS.MS-PS1-4

Consider the free body diagram. If the sum of the tension forces is equal to the force of gravity, which description BEST applies?

• A book is at rest on a tabletop.

• A physics student rests a backpack upon one shoulder.

• A girl hangs by both hands, motionless, from a trapeze.

• A girl falls slowly to Earth while strapped to a parachute.

Tags

NGSS.HS-PS2-1

If an object is stationary (not moving) the forces acting upon it are _____________

• unbalanced

• weak

• balanced

• not awesome

Tags

NGSS.HS-PS2-1

Hannah just finished building a house of cards that stands four stories high. She is worried that it will fall down. Which of the following statements is definitely true?

• If Hannah adds another card to the house of cards, then it will fall down.

• As long as nobody touches the house of cards, it will remain standing.

• If no unbalanced force acts upon the house of cards, then it will remain standing forever.

• A house of cards is too fragile and must fall down eventually.

Tags

NGSS.HS-PS2-1

If the crate is to remain stationary, what amount of force must be applied for "z"?

• 800 N

• 1200 N

• 2000 N

• 2400 N

Tags

NGSS.HS-PS2-1

Temperature directly represents to which factor?

• Kinetic Energy

• Pressure

• Volume

• Moles

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4