Interim review

Which change most likely occurs to sugar when it is added to water?

• The sugar breaks down to form a new substance in the solution.

• The sugar floats on the surface of the water in the solution.

• The sugar changes water into a new substance in the solution.

• The sugar completely dissolves in the solution.

Tags

NGSS.MS-PS1-2

A student poured equal amounts of water and cooking oil into a jar. The student placed a lid on the jar and shook the mixture for five seconds and then let the jar sit for ten minutes. The results of this investigation are shown. Which conclusion best compares a property of cooking oil and water shown in this investigation?

• Water is less dense than cooking oil.

• Water dissolves in cooking oil.

• Cooking oil is less dense than water.

• Cooking oil dissolves in water

Tags

NGSS.MS-PS1-2

A student divided the following items into two groups. The student placed five items in one group and two items in the other group. The student most likely classified the items into the two groups based on their —

• physical property

• ability to conduct electricity

• solubility in water

• attraction to a magnet

Tags

NGSS.MS-PS2-3

A group of students made a list of interactions in a forest ecosystem. Which of the interactions are between living things?

• Interactions 6,7

• Interactions 1,3,5

• Interactions 2,6

• Interactions 3,8,9

Tags

NGSS.MS-LS2-2

Question Number10

Four statements about small rock particles are shown in the box. Which statement describes the process of weathering?

• Statement 1

• Statements 1 and 4

• Statements 2 and 4

• Statement 3

the pictures show changes to a mountain over a period of time. What could have happened to cause the changes?

• Compaction could create sedimentary rocks. 

• Deposition could create a delta.

• Compaction could cause a layering of sediment.

• Weathering could cause changes by loosening soil, ice could break apart rocks. 

Tags

NGSS.MS-ESS2-2

Landforms can be produced by deposition as well as by erosion. Which landform is NOT the result of deposition?

• flood plains

• delta

• canyon

• dune

Tags

NGSS.MS-ESS2-2

Which process most likely caused the crack in the rock?

• Glaciers scraping over the surface of the rock

• Wind blowing particles against the rock

• Water freezing and thawing in the rock

• Water moving and dropping the rock

Tags

NGSS.MS-ESS2-2

Which Texas land formation is correctly paired with the force that made the land formation?

• A rock formation with layers on Mustang Island was formed by ice.

• A canyon at Palo Duro Canyon State Park was formed by a river.

• A delta at the end of the Guadalupe River was formed by wind.

• A sand dune at Monahans Sandhills State Park was formed by an earthquake.

Tags

NGSS.MS-ESS2-2

A student designed an electrical circuit for supplying light to two areas of a model house. The model will use a battery as the power source. The design must allow one light to be on when the other is off but also allow both lights to be on at the same time. Which statement correctly describes one effect of the switches on the lights?

• When switch 1 is closed, and switches 2 and 3 are open, both bulbs will light.

• When switches 2 and 3 are closed, and switch 1 is open, both bulbs will light.

• When switches 1 and 3 are closed, and switch 2 is open, only bulb Y wll light.

• When switches 1 and 2 are closed, and switch 3 is open, neither bulb will light.

Tags

NGSS.MS-ETS1-1