Dalton's Particle Models Reading OSE 7.1

Name the gas produced when heat is added to water.

• hydrogen

• oxygen

• water vapor

• methane

Tags

NGSS.MS-PS1-4

Choose the gas NOT produced when electricity is added to water

• hydrogen

• oxygen

• water vapor

According to Dalton, molecules of both vinegar and sugar contained only three types of atoms. Fill in the blank: The three types of atoms are ________, ________, and ________.

(a)  

Tags

NGSS.MS-PS1-1

Dalton found that sugar molecules were larger and had more carbon atoms in them than acetic acid (vinegar) molecules did.

• True

• False

Tags

NGSS.MS-PS1-1

According to Dalton's experiments, atoms cannot be divided and cannot be destroyed, even in a chemical reaction.

• True

• False

Tags

NGSS.MS-PS1-5

By the end of Dalton's life, how many different types of atoms had scientists discovered?

(a)  

A water molecule is made of two ______ atoms and one ______ atom.

(a)  

Tags

NGSS.MS-PS1-1

What did you notice about the rate of bubble production in each of the test tubes when you used a battery to add energy to water and saw it produce gas bubbles?

Tags

NGSS.MS-PS1-4

How many types of atoms do we now know of that can be found in naturally occurring sources?

(a)  

When was Dalton conducting his research?

• 1600's

• 1700's

• The 80's

• 1800's