Earth and Space Science: L1.5 and L1.6

Which of the following was the question in the Alka-Seltzer Experiment?

• Which type of water will dissolve the alka-seltzer tablet the fastest?

• Which type of tablet will water dissolve quickest?

• Which liquid had the most bubbles when the tablet was added?

• How long does it take to dissolve an alka-seltzer tablet?

Tags

NGSS.MS-PS1-2

Match the correct information based on the Alka-Seltzer Lab.

Independent Variable

• Amount of water

• Type of water

• Time it took to stop fizzing

Match the correct information based on the Alka-Seltzer Lab.

Dependent Variable

• Amount of water

• Type of water

• Time it took to stop fizzing

Match the correct information based on the Alka-Seltzer Lab.

Control

• Amount of water

• Type of water

• Time it took to stop fizzing

Which of the following is an inference?

• The water bubbled.

• The glasses were filled to the top.

• The water fizzed because of the tablet.

• The water took 24 seconds to stop fizzing.

After reading the question of the lab, what was the next step you took?

• Made a hypothesis

• Collected data

• Analyzed results

• Carried out the procedure

What are the bubbles or fizz in the alka-seltzer experiment?

• Carbon dioxide gas

• Oxygen molecules

• Acidic molecules

• Sodium Chloride

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Bill wants to measure the length of his kitchen table. Which of the following could he use to measure the length? Choose all that apply.

• Ruler

• Meter stick

• Triple Beam Balance

• Graduated cylinder

When using a triple beam balance, the goal is to get the pointer _____.

• To level at zero

• To point up

• To point down

• To level at 100

Shia wants to find the mass of her coin collection. Which of the following could she use to measure the mass?

• Ruler

• Meter stick

• Triple Beam Balance

• Graduated cylinder