3.2

Who created the first periodic table?

• Mendel

• Mendeleev

• Bohr

• Dalton

What is the atomic number of this element?

• 8

• 15.999

• 16.8

• 24

Tags

NGSS.MS-PS1-1

A(n) ____ is an arrangement of elements in columns, based on a set of properties that repeat from row to row.

• chemical formula

• Periodic table

• chemical reaction

• chemical chart

What does the atomic number tell you?

• How much an atom of the element weighs

• How many protons are in the atom of the element

• How many neutrons are in a molecule

• The name of the element

How can the properties of an element be predicted?

• By where they are found on earth

• By the scientist who discovered them

• By their discovery date

• By their location on the periodic table

Which of the following is a characteristic of eukaryotic cells?

• Lack of nucleus

• Presence of nucleus

• Unicellular only

• Lack of organelles

Euglena are unicelled organisms that live in pond water. They move around using a flagella and can perform photosynthesis when needed. They contain many organelles . What type of cells are they?

• Animal Cell

• Prokaryotic Cell

• Eukaryotic Cell

• Plant Cell

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-6

Bacteria is what kind of cell?

• Eukaryotic

• Prokaryotic

Another name for prokaryotic cells is _______

• Human Cells

• Plant Cells

• Animal Cells

• Bacteria

Tags

NGSS.MS-LS1-1

A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?

• Jointed legs

• Body segments

• Presence of eyes

• Presence of antennae