Science 7 Midterm Review

The data table below shows the yield of vegetables in a school’s garden for three years. The yield is the number of pounds of vegetables harvested. The same number of each type of vegetable was planted every year. Which statement is an inference?

• The onion yield was greater than the beet yield in 2013.

• The butternut squash yield increased from 2011 to 2012.

• The spinach yield was 102 pounds in 2011 and 137 pounds in 2012.

• The acorn squash yield decreased from 2012 to 2013 due to lower temperatures.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which terms best describe the properties of a gas?

• definite volume and a definite shape

• definite volume and no definite shape

• no definite volume and a definite shape

• no definite volume and no definite shape

Tags

NGSS.MS-PS1-4

As water is heated, the motion of the water molecules will generally

• decrease

• increase

• remain the same

Tags

NGSS.MS-PS1-4

The diagram represents a thermometer. Which principle best explains how this thermometer works?

• A liquid changes to a gas when heated.

• A gas changes to a liquid when heated.

• A liquid expands when heated and contracts when cooled.

• A liquid contracts when heated and expands when cooled.

Tags

NGSS.MS-PS1-4

Which graph best shows the general relationship between the temperature of a gas and the speed of the molecules in that gas?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

Which process results in the formation of water on the outside of a cold glass of iced tea on a warm day?

• boiling

• freezing

• condensation

• evaporation

The diagram below represents a triple-beam balance with a rock on it. A student finds the mass of the rock to be 55.0 grams. The student is making

• an inference

• a hypothesis

• an explanation

• a measurement

The diagram below represents a graduated cylinder containing water before and after a rock suspended on a string is lowered into it. What is the approximate volume of the rock suspended in the graduated cylinder?

• 50 mL

• 100 mL

• 250 mL

• 300 mL

All matter is made up of

• cells

• atoms

• molecules

• compounds

Tags

NGSS.MS-PS1-1

The diagram below represents a portion of the Periodic Table of the Elements. Based on its position in the Periodic Table, at room temperature, cadmium is most likely a

• noble gas

• nonmetal

• metal