VS 4

Which of the following is an example of a solute?

• Water in a saltwater solution

• Salt in a saltwater solution

• Air in a balloon

• Oil in a salad dressing

Which of the following is an example of a solvent?

• Sugar in a sugar-water solution

• Water in a lemonade solution

• Air in a balloon

• Oil in a salad dressing

What is the average time of descent from 2 meters with 4 lines cut?

• 3.00 seconds

• 2.98 seconds

• 2.99 seconds

• 2.24 seconds

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If the data from this experiment were graphed (whirligig with lines cut), what would go on the x axis?

• Number of lines cut

• Time of descent

• 6 Trials

• Paper clips

In the chart on the left, what was the independent variable?

• pH of Water

• Number of Tadpoles

• Time

• Affect Tadpole

According to the graph at the left, what is the dependent variable?

• Number of E. Coli Bacteria

• Hour (s)

• Agar

• 25 degrees Celsius

What is the dependent variable in the data table above?

• Number of lines cut

• Time of descent

• 6 Trials

• Paper clips

If the data of the left were to be graphed, what would go on the y axis?

• pH of Water

• Number of Tadpoles

• Affect Tadpoles

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is an example of a vector quantity?

• Speed

• Distance

• Velocity

• Temperature

Tags

NGSS.MS-PS2-5

What is the primary gas found in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen