User login

Submersibles and Marshmallows

Source Institutions

    National Aeronautics and Space Administration

Add to listGo to activity
Submersibles and Marshmallows

In this activity, learners discover the difficulty of ocean exploration by human beings as they investigate water pressure. Learners determine how depth affects water pressure and how density affects submersibles.

Quick Guide

Preparation Time:
5 to 10 minutes

Learning Time:
10 to 30 minutes

Estimated Materials Cost:
$5 - $10 per group of students

Age Range:
Ages 8 - 11

Resource Types:
Activity, Experiment/Lab Activity


Materials List (per group of students)

  • 1 plastic soda bottle
  • 1 balloon
  • 91 cm of rubber tubing
  • tape
  • rubber bands
  • scissors
  • 1 nail
  • coins
  • large basin, sink, or inflatable pool
  • tap water
  • 1 large marshmallow
  • 1 glass bottle (with an opening large enough for the marshmallow to fit)
  • flexible straws
  • modeling clay
  • science journal
  • pen


  • Earth and Space Science
    • Earth Structure
      • Oceans and Water
  • Engineering and Technology
    • Engineering
      • Ocean Engineering
  • Physical Sciences
    • Motion and Forces
    • States of Matter
      • Liquids
    • Structure and Properties of Matter
      • Mass and Weight
      • Volume and Density
  • The Nature of Science
    • The Scientific Process
      • Conducting Investigations
      • Gathering Data
      • Formulating Explanations

Informal Categories

  • Model Building


To use this activity, learners need to:

  • see

Learning styles supported:

  • Involves hands-on or lab activities


Components that are part of this resource:

Includes alignment to state and/or national standards

This resource is part of:

Access Rights:

  • Free access


  • NASA Center for Distance Learning, Office of Education at NASA’s Langley Research Center


  • All Rights Reserved, National Aeronautics and Space Administration, ©2004


User Lists

This resource is part of these lists: