The diagram shows a graduated cylinder containing water.  From which position will the most accurate measure of the volume of water be made?

• Position 1
• Position 2
• Position 3
• Position 4

A student conducted an experiment on the dissolving rates of sugar in four different temperatures of water.  What is missing from the figure?

• Units of measurement for the water temperature.
• Units of measurement for the dissolving rates
• Units of measurement for the amount of sugar
• Units of measurement for the amount of water

Grace wanted to see if her plants would grow faster if they were placed under an artificial growing lamp instead of sunlight. She placed half of her plants in a room with two windows and an artificial growing lamp. She placed the other half of the plants in a room with six windows. What is one major mistake Grace made when setting up this experiment?

• The plants receiving light from the artificial lamp were placed in different sized containers.

• All of the plants received equal amounts of fertilizer.

• All of the plants were watered the same amount.

• The artificial growing lamp also received some light from the sun.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

What happened to the otter population between 1940 and 2000?

• The population increased and then decreased.
•  The population continued to increase.
• The population continued to decrease.
•  The population stayed the same.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which gas makes up 78% of the air we breathe?

• Oxygen
• Argon
• Nitrogen
• Carbon Dioxide

In what layer would you find the ozone layer?

• thermosphere
• troposphere
• mesosphere
• stratosphere

The most common temperature scale used in the physical sciences where temperatures are 273 degrees more than temperatures on the Celsius scale is called the _______________ scale.

• Fahrenheit
• Kelvin
• Pound
• Celsius

Students placed steel wool in beakers of four different liquids in order of the most acidic to the neutral. The students recorded their observations in the table. Which is the conclusion based on the table?

• The more acidic the substance, the faster it reacts with steel wool.

• The more acidic the substance, the faster the steel wool turns to a gas.

• The less acidic the substances, the faster the steel wool becomes covered with air bubbles.

• The less acidic the substances, the faster the steel wool changes color..

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The shaded row in the table is called a

• column

• family

• group

• period

Which organisms are producers in this food web?

• Rabbit, Grasshopper, Deer

• Grass, Tree, Grasshopper, Shrub

• Grass, Shrub, Tree

• Shrub, Rabbit, Wolf

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3