Science Bowl 24-25

What is the chemical symbol for "gold"?

• G

• Au

• O

• Gd

If we are given 100 grams of sodium, what would the equivalent be in kilograms?

• 1000

• 10

• 1

• .01

The common name for C₆H₁₂O₆?

• air

• sugar

• calcium

• water

In the event of a chemical reaction, the overall mass...

• stays the same

• increases every time

• decreases

• only decreases when gasses are involved

Tags

NGSS.MS-PS1-5

When solid sugar is added to liquid water, the sugar...

• gets eaten by the water

• evaporates into air

• dissolves into the water

• encases oxygen being released from the solution

Tags

NGSS.MS-PS1-2

When mixing liquids, the ___________ is the substance mixed in.

• solvent

• solute

• solution

• product

What elements make up acetic acid (vinegar) C₂H₄O₂?

• acid, carbon, oxygen, hydrogen

• carbon, acetic, oxygen, hydrogen

• acetic acid

• carbon, oxygen, hydrogen

Tags

NGSS.MS-PS1-1

Are new elements created when a chemical reaction happens?

• Yes, always

• Sometimes, if oxygen is involved

• Most times, due to the use of heat

• No, never

Tags

NGSS.MS-PS1-5

Are new substances created when a chemical reaction happens?

• Yes, always

• Sometimes, if oxygen is involved

• Most times, due to the reaction

• No, never

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The number of elements will ______ after a chemical reaction has occurred.

• Increase

• Decrease

• Stay the same

• Drop to zero

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5