6.12 Checkpoint #4

How does heat move?

• from a warmer to a cooler object
• from a cooler to a warmer object
• toward a hot object
• away from a cold object

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

How is energy transferred from the sun?

• by conduction
• by convection
• by radiation
• by gravitation

Heat from the crust and core causes convection currents inside the Earth.

• True
• False

Tags

NGSS.MS-ESS2-1

Changes in a fluid’s density and the force of ___________ combine with changes in a fluids temperature to set convection currents in motion.

• gravity
• magnetism
• friction
• pressure

Tags

NGSS.MS-ESS2-4

Conduction is the transfer of heat by the movement of a fluid.

• True
• False

Tags

NGSS.MS-PS3-3

A scientist observes that the particles in Object 1 are moving faster than the particles in Object 2. Based on this, the scientist can conclude that...

• Object 1 is warmer than Object 2
• Object 2 is warmer than Object 1
• Object 1 is larger than Object 2
• Object 2 is larger than Object 1

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A cool fluid is __________ dense than a warm fluid.

• more
• less

Tags

NGSS.MS-PS1-4

Walking on hot sand is an example of radiation.

• True
• False, convection
• False, conduction

The three main types of heat transfer are ______________, convection, and radiation.

• conduction
• gravitation
• induction
• deduction

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Viscosity is a measure of mass per unit volume in a substance.

• True
• False