Science Final Test

A collection of the same kinds of cells working together to do the same job.

• cells

• tissues

• organs

• system

Tags

NGSS.MS-LS1-3

What is the independent variable?

• cost of mowing

• Moe's Mowing Service

• $18

• Mowing Time

Tags

NGSS.MS-PS3-1

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect 

• independent variable

• dependent variable

• control variable

Tags

NGSS.MS-PS2-2

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more

• To know what is causing the changes. This helps us understand cause and effect.

• It is what has always been done

Tags

NGSS.MS-PS2-2

Two or more substances that are in the same container, but not chemically combined and can be separated by physical means is a...

• compound

• mixture

• liquid

• element

Which of the following is an example of friction that is NOT positive/beneficial for us?

• Pencil marking on paper

• Engine parts wearing out

• sand placed on ice in the winter

• Using an eraser to erase marks

Rougher surfaces have ___________ than smooth surfaces.

• more friction

• less friction

• the same friction

The starting volume of water on the left is 32 cm3. The fish is placed in the cylinder and the final volume is 38 cm3. What is the volume of the fish?

• 38 cm3

• 32 cm3

• 10 cm3

• 6 cm3

Tags

NGSS.MS-PS1-2

The graph below shows the motion of a student riding a bike. When did the speed of the bike increase the most?

• Between seconds 9-10

• Between seconds 6-7

• Between seconds 3-4

• Between seconds 1-2

Tags

NGSS.MS-PS3-1

The diagram represents a two atoms in a molecules of oxygen that combine chemically with one atom of carbon to form a carbon dioxide molecule

Carbon dioxide is an example of

• a mixture

• a compound

• an element

• a solution

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5