Science Review

This variable is the one thing that changed on purpose...

• Dependent Variable

• Control

• Independent Variable

Tags

NGSS.MS-PS2-2

What is the DEPENDENT variable (effect) in this experiment?

"Does eating breakfast improve test scores?"

• eating breakfast or not

• the grade you got on the test

• what time you get up in the morning

• how tasty the breakfast is

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.

• They type of pot you put the plants in.

• The amount you water each plant.

• The amount of sunlight the plants get.

• The amount the plant grows.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• Electrons 
• Positrons 
• Neutrons 
• Protons 

The central region of an atom where its neutrons and protons are is its _______.

• Nucleus 
• Electron cloud
• Core 
• Center 

What is an example of kinetic energy?

• A bird sitting in a tree

• A bouncy ball on the table

• A car driving on the highway

• A book on shelf

Tags

NGSS.MS-PS3-1

What is an example of potential energy?

• A bowling ball rolling down a lane

• A car parked in a lot

• An apple falling from a tree

• Sunlight heating up the atmosphere

Tags

NGSS.MS-PS3-2

Energy cannot be created or destroyed.

• True

• False

Tags

NGSS.MS-PS3-5

78% of the Earth's atmosphere is ___________ and 21% of the Earth's atmosphere is _____________.

• Oxygen, Nitrogen

• Nitrogen, Oxygen

• Nitrogen, Carbon Dioxide

• Oxygen, Carbon Dioxide