TCAP 6th Grade Science Mid Term Review

Which best explains why cold-water currents flow beneath warm-water currents?  

• Warm water has more potential energy than cold water.
• Cold water contains less pollution than warm water.
• Warm water contains more oxygen than cold water.
• Cold water is more dense than warm water.

Tags

NGSS.MS-ESS2-6

The energy of a bow changes when the string  is pulled back.
Which change will occur in the bow after the  string is released?

• Nuclear potential energy will decrease. 
• Elastic potential energy will decrease. 
• Gravitational potential energy will increase.
• Chemical potential energy will increase.

Tags

NGSS.MS-PS3-2

The arrows in the diagram represent air movement.
This air movement is a result of

• the waves pushing against the land.
• the sun heating the land and water differently.
• water evaporating from plant leaves.
• particles of pollution entering the air.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

A circuit contains a battery, wires, and a buzzer. The diagram represents the energy transformations that occur in the circuit.
         Chemical Energy → ? → Sound Energy
Which type of energy is needed to complete the diagram?

• gravitational energy
• light energy
• electrical energy
• heat energy

When a lamp is turned on, only about 10% of the energy is transformed into light. What happens to the rest of the energy?

• The remaining energy is destroyed.
• Energy that is not transformed into light becomes thermal energy.
• The rest of the energy is changed into a solid state of matter.
• Energy is recycled back into the electrical circuit.

Tags

NGSS.MS-PS3-3

The blades of a wind turbine are moving. The wind that moves the blades is caused by the

• density currents generated in oceans. 
• atmosphere being unevenly heated. 
• formation of cumulus clouds.
• buildup of greenhouse gases.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which best demonstrates a transformation of chemical energy into mechanical energy?

• a marble rolling down a track
• a lantern burning fuel
• a motorcycle using gasoline
• a match lighting a candle

Tags

NGSS.HS-PS3-3

A new organism has been discovered in an isolated forest area. This new organism is multicellular and receives nutrition from dead trees. How will this organism most likely be classified?

• producer
• decomposer
• scavenger
• predator

Tags

NGSS.MS-LS2-3

Which of these is the best example of an assistive technology that helps people overcome a disability?

• a computer program that can change text into spoken words
• an oven that contains a fan that moves hot air around
• a television with a button that can lower the volume
• a telephone that records digital voice messages from callers

At which point on the ramp will the toy car have the greatest kinetic energy?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5