Biology Unit 2 Test

What is anything that takes up space and has mass?

• Energy

• Water

• Matter

• Element

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-7

Energy is the ability to do what?

• Process reactions

• Activate

• Polarity

• Work

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

What kind of bond is formed between two Fluorine atoms?

• Ionic

• Covalent

• Hydrogen

• Strong

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Sodium bonded to Chlorine is an example of what type of bond?

• Ionic

• Covalent

• Hydrogen

• Strong

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A cation is ______ while an anion is ______ .

• negatively charged, positively charged

• positively charged,

  neutrally charged

• neutrally charged, positively charged

• positively charged, negatively charged

The bonds in a water molecule is an example of what type of bond?

• Ionic

• Covalent

• Hydrogen

• Strong

Tags

NGSS.HS-PS1-1

What type of change is this?

• Chemical

• Physical

• Enzyme-induced

• Exothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What type of change occurs when a dandelion is growing?

• Chemical

• Physical

• Enzyme-induced

• Exothermic

Tags

NGSS.HS-LS1-4

What is the average kinetic energy of the particles within a substance?

• Temperature

• Energy

• Exothermic reactions

• Endothermic reactions

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-2

An enzyme speeds up chemical reactions by...

• Adding more energy to the reaction

• Reducing the activation energy

• Inserting covalent bonds

• Introducing water into the system

Tags

NGSS.HS-PS1-4