Unit 4-6: 6th grade Science Final Exam

Identify the correct number of atoms present

• 3 Iron Atoms and 2 Oxygen Atoms
• 2 Iron Atoms and 3 Oxygen Atoms
• 3 Iron Atoms and 3 Oxygen Atoms

Tags

NGSS.MS-PS1-1

True or False: When thermal energy flows from one object to another, it always flows from the warmer object to the cooler object.

• True
• False

Tags

NGSS.MS-PS3-4

A chemical reaction occurs. Which statement correctly describes the reactants and the products in the reaction?

• The atoms in the products were regrouped into different molecules to form the reactants.
• The atoms in the reactants were regrouped into different molecules to form the products.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

____________________ include density, melting point, boiling point, color, texture, odor, solubility, malleability, and conductivity.

• Physical Properties
• Chemical Properties

The two nails in the photos are shown before and after being left outside in the rain. Are the two nails made of the same substance?

• Yes
• No

Tags

NGSS.MS-PS1-2

When a _________________does take place, the original substances change into different substances with different properties.

• chemical change
• physical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Some physical properties, such as mass and volume, depend on the amount of ______________in a given sample.

• matter
• energy
• materials
• surface area

________________________ describe a material’s ability to undergo chemical reactions and form new substances. These properties are tested by attempting to change the identity of a substance.

• Physical properties
• Chemical Properties
• Energy of Properties
• Matter

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A _______________ is matter that is composed of only one type of basic particle.

• basic substance
• pure substance
• mixture
• compound

You are in a movie theater waiting for friends and want to describe your location within the theater using reference points. Which descriptions should you use to make sure your friends can find you?

• I am sitting near a theater worker, fifth seat from the side.
• I am in the fifth row from the back, tenth seat from the right side.
• I am in the sixth row, to the right of the man in a red shirt.