Science EOC

The table shows the physical properties of bleach, oven cleaner, vinegar, and carpet cleaner. Which physical property best categorizes vinegar in a separate group from the oven cleaner?

• solubility in water

• color of solution

• melting point

• boiling point

Tags

NGSS.MS-PS1-2

Look at the organisms pictured here. How are these organisms classified?

• different domain, same kingdom

• different domain, different kingdom

• same domain, same kingdom

• same domain, different kingdom

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Different cell organelles have different functions. Which type of cells would most likely have the most mitochondria.

• cells in the stomach lining that make digestive enzymes

• nerve cells that transmit signals to the brain stem

• muscle cells in the leg muscles of a runner

• red blood cells that transport oxygen

Tags

NGSS.MS-LS1-2

A population is composed of individual organisms. Which of the following is an example of genetic variation within a population of birds?

• several organisms with broken wings

• individual organisms with broken legs

• organisms with different sized beaks

• population of identical bird beaks

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which statement best explains how periods on the periodic table are organized?

• increasing atomic number from left to right

• increasing number of neutrons from left to right

• decreasing number of electrons from left to right

• decreasing atomic mass number from left to right

Which BEST explains the importance of dissolved gases in the ocean?

• They help control pollution.

• They help provide oxygen for aquatic animals.

• They help maintain a constant water temperature.

• They help maintain constant levels of salinity.

Where are earthquakes most likely to occur?

• In the middle of plates

• In the oceans

• Along plate boundaries

• Anywhere on the Earth

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

The diagram shows the arrangement of electrons in a neon atom. How many protons are present in this atom's nucleus?

• 10

• 8

• 2

• There is not enough information to answer this question.

Tags

NGSS.MS-PS1-1

The atoms of a certain element each contain 11 protons and 1 valence electron. Which statement correctly identifies this element and describes its chemical reactivity?

• The element is sodium, and it is highly reactive

• The element is fluorine, and it is highly reactive

• The element is sodium, and it is not very reactive

• The element is fluorine, and it is not very reactive

How many of each atom are in the compound above?

• 1 magnesium atom, 2 iron atoms, and 4 oxygen atoms

• 3 magnesium atoms, 2 iron atoms, and 4 oxygen atoms

• 6 magnesium atoms, 6 iron atoms, and 12 oxygen atoms

• 3 magnesium atoms, 6 iron atoms, and 12 oxygen atoms

Tags

NGSS.MS-PS1-1