Thermal energy and Energy transformations Unit review

When thermal energy is transferred between objects, which way does it always flow?

• Hot to Cold

• Cold to Hot

• Thermal energy does not flow

Tags

NGSS.MS-PS1-4

What kind of energy is produced when the force of friction is applied to an object?

• Thermal

• Nuclear

• Mechanical

Tags

NGSS.MS-PS3-5

If your feet are 98 °F and the floor is 57 °F, which way will the thermal energy flow?

• From the air to your feet

• From the floor to your feet

• From your feet to the floor

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The natural flow of warmer air moving upwards and colder air moving downwards is called __________.

• Convection wave

• Convection current

• Conduction current

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which of the following is the best example of radiation?

• Warmer water tends to rise to the top of the ocean

• Your hand getting cold when you hold ice

• The heat you feel from the flame of a candle

A helicopter flying around the sky has _____ energy.

• Kinetic and potential

• Potential and radiant

• Kinetic and nuclear

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

Increasing the speed of an object _________ its potential energy.

• does not affect

• increases

• decreases

Tags

NGSS.MS-PS3-2

Which of the following examples is showing an object that is gaining kinetic energy?

• A balloon rising into the air at a constant speed.

• A race car slowing down after a race.

• A football player speeds up as they come closer to the end-zone

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

During photosynthesis, a plant converts _______________ energy to ______________ energy

• Radiant // Chemical

• Sound // Elastic

• Nuclear // Electric

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following types of thermal energy transfer is seen at point 1?

• Convection

• Radiation

• Conduction