Quarter 2 Exam Practice

Which is the correct order of labels for the beakers below? (8.P.8.1)

• 1 = liquid, 2 = gas, 3 = solid

• 1 = gas, 2 = liquid, 3 = solid

• 1 = solid, 2 = liquid, 3 = gas

• 1 = liquid, 2 = solid, 3 = gas

Tags

NGSS.MS-PS1-4

How do the particles in an object at 40°C compare to the particles of an object at 0°C? (8.P.8.1)

• The particles at 40°C are moving faster than the particles at 0°C.

• The particles at 0°C are moving faster than the particles at 40°C.

• The particles at 40°C are moving at the same speed as the particles at 0°C.

• Neither the particles at 40°C or the particles at 0°C are moving.

Tags

NGSS.MS-PS1-4

Which of the following statements is correct when you think about the particles in a liquid? (8.P.8.1)

• They are closer together and lower in energy than those in a solid.

• They are closer together and lower in energy than those in a gas.

• They are farther apart and higher in energy than those in a gas.

• They are farther apart and lower in energy than those in a solid.

Tags

NGSS.MS-PS1-4

Which of the following statements is true about the diagram? (8.P.8.7)

• This is an atom with 2 protons, 1 electron and 3 neutrons

• This is an atom with 2 electrons and 4 protons and 0 neutrons

• This is an atom with 6 electrons, 0 protons and 0 neutrons

• This is an atom with 2 protons, 2 neutrons and 2 electrons

Tags

NGSS.MS-PS1-1

Identify the particle indicated in the diagram.

• Proton

• Neutron

• Electron

• Atom

Tags

NGSS.MS-PS1-1

John discovered that sodium (Na) is found in Group 1 on the Periodic Table. Where should John look for another element that has similar properties? (8.P.8.6)

• in the same period

• in the same group

• on the opposite side of the periodic table

• for names that begin with the letter “N”

What can you predict from an element’s location in the Periodic Table? (8.P.8.6)

• its chemical symbol

• its chemical name

• its physical properties

• when it was discovered

Which is the smallest unit of matter? (8.P.8.5)

• compound

• mixture

• atom

• element

Using the periodic table below or a copy of the one you have been using in class, which of the following pairs of elements have properties that are the least similar? (8.P.8.6)

• He and Xe

• Cl and F

• N and P

• Al and Si

Tags

NGSS.MS-PS1-1

Which of the following is a compound? (8.P.8.5)

• water

• oxygen

• gold

• carbon

Tags

NGSS.MS-PS1-1