ACT Science Practice

Which liquid had the highest molecular mass?

• Hexane

• Petroleum Ether

• Ethanol

• H20

Which of the following graphs best illustrates the relationship between the heat released by the foods listed in Table 1 and the change in water temperature?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

A scientist has that the larger the molecular mass, the larger the viscosity. Is he correct?

• Yes, it is supported by Table 1.

• Yes, it is supported by Figure 1.

• No, because different molecular masses have differing viscosity levels.

• No, because viscosity is the same for all molecular masses.

Tags

NGSS.MS-PS1-2

Which position produced the highest PE (potential energy)?

• A

• B

• C

• Both D and E

Tags

NGSS.MS-PS3-2

Which pigment had the highest absorption rate at 500 nm wavelength?

• Chlorophyll A

• Chlorophyll B

• Carotenoids

• All the same

Tags

NGSS.MS-LS1-6