End of Year Science

What percentage of Earth’s water is freshwater?

• 75%

• 97%

• 3%

• 1%

Tags

NGSS.MS-ESS2-4

When the two magnets are placed close together as shown, they will

• repel due to a pulling force.

• repel due to a pushing force.

• attract due to opposite poles.

• attract due to identical poles

Tags

NGSS.MS-PS2-5

Which of the following best explains why this girl's hair is sticking to the balloons?

• The balloon surfaces act as magnets and attract the girl's hair.

• The balloon surfaces are electrically charged and attract the girl's hair.

• The pressure in the balloons attracts the girl's hair.

• The gravity of the balloons attracts the girl's hair.

Tags

NGSS.MS-PS2-3

Which BEST describes the flow of heat between a hot pie, a warm counter, and cool air?

• Heat flows from the pie to the air and the counter.

• Heat flows from the air and the pie to the counter.

• Heat flows from the counter to the pie and the air.

• Heat flows from the air and the counter to the pie.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

The picture shows a rock called gneiss. Which BEST describes the composition of gneiss?

• Gneiss is a pure element.

• Gneiss is cooled/hardened lava.

• Gneiss is made of animal remains.

• Gneiss is made of several minerals.

Tags

NGSS.MS-ESS2-1

This picture shows the temperature of the ocean water off the East Coast of the United States. There is a vertical strip of warmer water along the coast. The effect seen is caused by the Gulf Stream. What is the Gulf Stream?

• an ocean tide

• a river

• a wave

• an ocean current

Tags

NGSS.MS-ESS2-6

Which BEST states what this diagram shows?

• Plants provide energy to zebras, and lions get energy from zebras.

• One lion can eat three zebras, and one zebra can eat four plants during a meal.

• There are more types of plants than zebras, and there are more types of zebras than lions.

• Zebras and lions both live in environments with plants, and lions live in environments with zebras.

Tags

NGSS.MS-LS2-3

Layers of the Earth - Which layer of Earth is the hottest?

• inner core

• outer core

• mantle

• crust

The picture shows part of a plant stem, including the tissue that water moves through in the plant. Through which tool was this picture taken?

• microscope

• binoculars

• telescope

• hand lens

Tags

NGSS.MS-LS1-2

Students performed an investigation about the water cycle by filling a glass with water and placing it by the window. Later they observed that there was less water in the glass. Which step of the water cycle was demonstrated in this investigation?

• condensation

• precipitation

• evaporation

• sublimation

Tags

NGSS.MS-ESS2-4