Unit 3 Chapter 3

What evidence in the pictures tells us the lights are not broken?

• the car moved

• the car light is still on

• the lights came back on later

• a man fixed the lights

What does it mean to convert energy?

• to change one form of energy to another form

• to use up the power

• to plug something in

• to turn it off

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

What happens when you put too many devices in a system?

• The system will disappear

• The system will blow up

• The system won't have enough energy to work

• The system will be fine

Tags

NGSS.MS-ETS1-1

LED lights are more efficient because they don't give off as much ________.

• light

• sound

• electricity

• thermal energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

How did Greece's Geography affect the development of Greek Culture? Choose two

• Mountains and Islands made travel difficult, so cities developed apart from one another

• Plateaus and open plains made travel easy, which encouraged sharing among cultures

• Earthquakes and flooding made travel difficult, so cities developed apart from one another.

• Abundant rivers and flat coastlines made travel easy, which encouraged sharing among Greek cultures

• Mountainous land made it difficult for outsiders to attack cities as they developed their individual cultures.

What makes it easier for an organism to survive?

• Non-adaptive traits

• population

• adaptive traits

• environment

Tags

NGSS.MS-LS4-4

What makes it harder for an organism to survive?

• nothing

• environment

• adaptive traits

• non-adaptive traits

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

NGSS.MS-LS4-4

What is the primary function of the mitochondria in a cell?

• Energy production

• Protein synthesis

• DNA replication

• Photosynthesis

Tags

NGSS.MS-LS1-2

Which of the following is a chemical change?

• Melting of ice

• Rusting of iron

• Boiling of water

• Breaking of glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the chemical formula for table salt?