Force, Motion and Energy CBA review TEXAS 6th grade

Renardo needs to push his brother's wheelchair into a building. There are two possible ramps he can use. The length of the ramp in front of the building is 4 foot. The length of the ramp on the east side of the building is 12 foot. Which ramp would require the least amount of force for Renardo to push his brother's wheelchair into the building?

• The 4 foot ramp in front of the building.

• The 12 foot ramp on the east side of the building.

• Neither ramp.

Tags

NGSS.MS-PS2-2

One advantage of using this fossil fuel over the others is that it is the cleanest and causes the least amount of pollution.

• oil

• coal

• petroleum

• natural gas

A disadvantage of using _______________, is that it is non-renewable.

• coal

• geothermal energy

• solar energy

• biomass

Which renewable energy resource is created from mechanical energy of swiftly moving water such as a river?

• nuclear energy

• geothermal energy

• hydropower

• biomass

A disadvantage of solar energy is

• it causes little to no pollution.

• it is renewable.

• it is expensive.

• it conserves fossil fuels.

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NGSS.HS-ESS3-2

NGSS.HS-ETS1-3

An advantage of nuclear energy is

• it is difficult to store toxic waste.

• It causes little to no air pollution.

• It is nonrenewable.

• it could cause catastrophic consequences during an earthquake.

Tags

NGSS.HS-ESS3-2

NGSS.HS-ESS3-4

____________ energy is formed when heat from Earth's interior causes steam to spin a turbine.

• biomass

• nuclear

• hydropower

• geothermal

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NGSS.MS-PS3-4

A long ramp increases the distance an object has to be moved, but an advantage is that it requires _____________ force to move the object.

• more

• less

• no

• twice as much

The formula to calculate speed is

• s= d/t

• s= t/d

• d=s/t

• d= t/d

Tags

NGSS.MS-PS3-1

One way to conserve energy is by

• turning all the lights on in the building.

• unplugging appliances that you are not using.

• using non energy-efficient appliances.

• driving a car with a gasoline engine to work every day.

Tags

NGSS.MS-ETS1-2

NGSS.MS-PS3-3