8th grade released EOG Science 2013

What is the first thing a student should do if an accident happens during a science experiment?

• report to the teacher

• clean the laboratory station

• locate the nearest exit

• put on safety goggles

Which device is used to determine the volume of a liquid?

• anemometer

• graduated cylinder

• test tube

• thermometer

Which is the best example of a pure substance?

• peanuts

• milk

• gold

• air

Which statement best explains how periods on the periodic table are organized?

• increasing atomic number from left to right

• increasing number of neutrons from left to right

• decreasing number of electrons left to right

• decreasing atomic mass number from left to right

An ice cube is put into a heated pan. What will most likely happen to the molecules in the ice as the ice is heated?

• The molecules will begin to move slower

• The molecules will begin to move faster.

• The molecules will begin to increase in density

• The molecules will begin to condense in the air.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which best explains why the total mass of the product(s) would be less than the total weight of the reactants(s) after a chemical reaction?

• A physical change occurred

• Atoms involved in the reaction lost mass

• Precipitates were created in the new solution

• Gases were released to the atmosphere

Tags

NGSS.MS-PS1-5

Which would least likely have an impact on global climate changes?

• producing energy using hydroelectric plants

• producing energy using coal

• producing energy using oil

• producing energy using natural gas

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Which is an example of a renewable energy resource?

• biomass

• coal

• gas

• oil

Which would most likely result if there is increased upwelling in a coastal area?

• more aquatic life

• less nutrients in water

• higher water temperatures

• fewer nitrates

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which best determines the health of a lake used as a source of freshwater?

• its depth and width

• its temperature and PH

• its location and depth

• the temperature and depth

Tags

NGSS.MS-LS2-4