Chemistry

An electron is

• positively charged

• neutral

• negatively charged

Tags

NGSS.MS-PS2-3

atomic number is

• the number of protons

• the number of electrons

• the number of neutrons

• the location of an atom on the periodic table

Atomic Mass is the number of

• protons and neutrons in the nucleus of an atom

• protons and electrons in the nucleus of an atom

• neutrons and electrons in the nucleus of an atom

Tags

NGSS.MS-PS1-1

An elements is

• a substance that cannot be split into simpler substances

• a substance that can be split into simpler substances

What does b represent?

• Proton

• Neutron

• Electron

What does c represent?

• Proton

• Neutron

• Electron

What is the atomic mass of this element?

• 20

• 60

• 40

• 41

What are the three states of matter?

• Solid

• Wet

• Gas

• Frozen

• Liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What captures the sun's energy?

• mitochondria

• chlorophyll

• stomata

• cytoplasm

The purpose of photosynthesis is ...

• to make glucose
• to break glucose
• to capture energy from the sun
• to change carbon dioxide