Comprehension Quiz 2 Review - Chemistry of Life

A student drew a diagram of a simple molecule but forgot to label it. Which simple molecule were they MOST LIKELY drawing?

• Carbon dioxide (CO₂)

• Carbon monoxide (CO)

• Ammonia (NH₃)

• Glucose (C₆H₁₂O₆)

Tags

NGSS.MS-PS1-1

The atomic structure of a substance is shown in the diagram. Which conclusion is most accurate?

• Two different kinds of atoms make up this substance

• The atoms are held together by string

• The substance is made of two gases mixed together

• The substance is made of only one type of atom

Tags

NGSS.MS-PS1-1

These models show the chemical structures of different molecules. Each of these molecules is made up of ___________.

• different atoms bonded together in different ways

• three atoms combined in the same way

• four atoms that are all bonded together

• the same three atoms

Tags

NGSS.MS-PS1-1

The atomic structure of a substance is shown in the diagram. Which conclusion is most accurate?

• Two different kinds of atoms make up this substance.

• The substance is a mixture.

• The substance is made of two gases mixed together.

• The substance is made of only one type of atom.

Tags

NGSS.MS-PS1-1

The chemical formula for glucose is C₆H₁₂O₆. What does this molecule contain? SELECT 3!

• 6 carbon atom

• 12 carbon atoms

• 6 hydrogen atom

• 12 hydrogen atoms

• 6 oxygen atoms

Tags

NGSS.MS-PS1-1

When you compare the movement of particles in a solid, liquid, and gas, which is true?

• Particles in a solid move faster than in a liquid

• Particles in a gas move faster than in a liquid

• Particles do not move

• All particles move at the same speed

You leave a glass of water on the windowsill, and it slowly evaporates in the sun. The water in your glass _________.

• lost thermal energy, and it solidified into ice

• gained thermal energy, and it solidified into ice

• lost thermal energy, and it evaporated into a gas

• gained thermal energy, and it evaporated into a gas

Tags

NGSS.MS-PS1-4

When you take ice out of the freezer, the motion of the particles __________.

• increases as the ice melts

• decreases as the ice melts

• is greatest when the ice is a solid

• is least when the ice is completely melted

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When you compare a solid, a liquid, and a gas, there is __________.

• more space between the particles in a solid than in a gas

• less space between the particles in a gas than in a liquid

• more space between the particles in a gas than in a liquid

• less space between the particles in a liquid than in a solid

Tags

NGSS.5-PS1-1

Which of the following happens when you add thermal energy to a substance? CHOOSE TWO:

• Temperature increases

• Temperature decreases

• Kinetic energy increases

• Kinetic energy decreases

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4