Which container will be less likely to feel cold on the outside when filled with ice?

• a glass cup

• a foam cup

• a metal cup

• a paper cup

Which causes surface water in a lake to heat up in the hot summer?

• conduction

• convection

• evaporation

• radiation

Which best describes an example of conduction?

• a heater warming a room

• water boiling in a pot on the stove

• an ice cube melting in a cup of hot chocolate

• cold water moving toward the bottom of a swimming pool

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Apples hanging from tree branches eventually fall to the ground. Which force most likely causes the apples to fall to the ground?

• Gravity

• Friction

• Collision

• Mangetism

Leroy pushed a toy car across a floor. The car traveled fast across the wood, but it slowed to a stop on the carpet. Which best explains what happened when the car reached the carpet?

• Inertia decreased

• Gravity increased

• Friction increased

• Magnetism decreased

A cold front will move through Durham late Wednesday afternoon. Which type of weather conditions will Durham most likely experience during that time?

• cooler temperatures Tuesday, clear skies late Wednesday, and warm temperatures on Thursday

• warmer temperatures Tuesday, clear skies late Wednesday, and cooler temperatures on Thursday

• warmer temperatures Tuesday, stormy weather late Wednesday, and cooler temperatures on Thursday

• cooler temperatures Tuesday, stormy weather late Wednesday, and warmer temperatures on Thursday

The diagram is an aquatic food chain. Which is most likely to occur if there is overfishing and a loss of clams?

• The amount of algae would increase and the number of sunfish would decrease.

• The amount of algae would decrease and the number of bass would increase.

• The amount of algae would increase and the number of bass would increase.

• The amount of algae would decrease and the number of bass would decrease.

This chart shows the current weather data for four cities. Which city is most likely to experience precipitation?

• City W

• City X

• City Y

• City Z

Tags

NGSS.MS-ESS2-5

This food chain shows organisms in a classroom aquarium. Which would benefit the most if the snail living in the aquarium were removed?

• Algae

• Crayfish

• Fish

• Plant

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which is an example of a learned behavior?

• A dog scratching an itch

• A fish breathing through gills

• A kitten having whiskers on its face

• A cheetah successfully hunting prey