Ch. 3.2 (En. Systems)

What is matter?

• Anything that takes up space and has mass

• Anything that has color

• Anything that can move

• Anything that is alive

Tags

NGSS.5-PS1-1

Matter exists in three distinct states. Fill in the blanks: Solid, Liquid, and _____?

• Gas

• Metal

• Plasma

• Wood

Tags

NGSS.MS-PS1-4

According to the principle of conservation of matter, matter is:

• Created and destroyed

• Only created

• Neither created nor destroyed

• Only destroyed

Tags

NGSS.MS-PS1-5

What are elements?

• Substances that can be broken down into simpler forms by ordinary chemical reactions

• Substances that cannot be broken down into simpler forms by ordinary chemical reactions

• Substances that are always found in liquid form

• Substances that are only found in living organisms

Atoms are the _______ particles that exhibit the characteristics of an element.

• smallest

• largest

• heaviest

• lightest

Tags

NGSS.MS-PS1-1

Which of the following is negatively charged?

• Protons

• Neutrons

• Electrons

• Nucleus

According to the diagram 'Structure of a Carbon Atom', how many protons (P+) are present in a carbon atom?

• 6

• 4

• 8

• 12

Tags

NGSS.MS-PS1-1

Isotopes are forms of a single element that differ in their ________.

• atomic mass

• atomic number

• chemical symbol

• number of protons

Atoms frequently gain or lose electrons, acquiring a negative or positive electrical charge. Charged atoms (or combinations of atoms) are called _______.

• ions

• isotopes

• molecules

• neutrons

Tags

NGSS.MS-PS2-3

A sodium (Na) atom can give up its sole electron to become a _______ ion.

• sodium (Na+)

• sodium (Na-)

• chloride (Cl-)

• potassium (K+)