The graph shows the motion of two objects. Which is true about the graph?

• Object A began moving before Object B.

• Object B began moving before Object A.

• Object A is moving slower than Object B.

• Object B is moving slower than Object A.

Tags

NGSS.MS-PS3-1

The graph below represents a traveling car. What can be determined about the speed at which the car is traveling?

• The car is accelerating.

• The car is slowing down.

• The car is traveling at various speeds.

• The car is traveling at a constant speed.

Tags

NGSS.MS-PS3-1

The graph below shows the motion of a car over time. Which best describes the motion of the car?

• The car is moving at a constant speed.

• The car is decreasing its speed.

• The car is increasing its speed.

• The car is not moving.

Tags

NGSS.MS-PS3-1

The table shows the estimated energy production (in quadrillions of BTUs) from fossil fuels over a 20-year period.

Which conclusion is best supported by the data?

• Dependency on oil has increased, therefore energy production from oil is increasing.

• Dependency on oil has increased, therefore energy production from natural gas is decreasing.

• Dependency on coal has increased, therefore energy production from coal is increasing.

• Dependency on coal has increased, therefore energy production from natural gas is decreasing.

Friction can be described as a:

• non-contact force

• contact force

• slowing of motion

• rough surface

Tags

NGSS.3-PS2-1

Which best explains what type of weather the Gulf Stream usually brings to North Carolina?

• increased wind speed

• increased air pressure

• increased temperature

• increased evaporation

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is the primary function of the mitochondria in a cell?

• Energy production

• Protein synthesis

• Photosynthesis

• Cell division

Tags

NGSS.MS-LS1-7

Which of the following is a chemical change?

• Melting ice

• Boiling water

• Burning wood

• Dissolving sugar

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the chemical formula for table salt?

Tags

NGSS.MS-PS1-1

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus