Science Fall Final Review

What is the dependent variable in an experiment?

• The factor we change on purpose

• The outcome we are measuring

• The control group

• The hypothesis

Tags

NGSS.MS-PS2-2

What is the independent variable in an experiment?

• The outcome we are measuring

• The factor that is kept constant

• The factor we change on purpose

• The dependent variable

What is a hypothesis?

• A proposed explanation or predicted outcome

• A result of the experiment

• A tool used to measure data

• A graph of the results

Tags

NGSS.HS-PS1-2

What does “DRY” in “DRY MIX” stand for?

• Dependent, Reacting, Y-axis

• Dependent, Responding, Y-axis

• Data, Results, Yearly

• Data, Reactive, Y-variable

What is the purpose of a bar graph?

• To show changes over time

• To compare amounts, groups, or totals

• To show parts of a whole

• To represent trends

What is a force?

• The speed of an object

• Any push or pull on an object

• The mass of an object

• The energy of an object

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is net force?

• The force applied by gravity

• The overall force acting on an object

• The weight of an object

• The resistance of an object

Tags

NGSS.MS-PS2-2

What is Newton’s first law of motion?

• Force equals mass times acceleration

• Every action has an equal and opposite reaction

• Objects in motion stay in motion unless acted upon

• Forces are always balanced

What is friction?

• A force that pushes objects apart

• A force that opposes motion

• The resistance from gravity

• A type of magnetic force

Tags

NGSS.MS-PS2-2

What is air resistance?

• A type of gravitational force

• Fluid friction acting on an object moving through air

• The pressure of air molecules

• The weight of an object

Tags

NGSS.MS-PS2-5

NGSS.MS-PS3-5