The Science of Campfires |
text page |
mass, Variables and controls, critical thinking, observation, reaction, combustion, properties, thermal energy, investigations and experiments |
A Real Tuning Fork |
text page |
senses, conduction, sound, waves, force and interactions, energy |
Calories: Measuring the Energy |
text page, free |
digestive system, misconceptions, human body, measurement, anatomy, energy |
What Really Happens With Evaporation? |
text page, free, checked |
kinetic/potential, states of matter, atoms, critical thinking, thermal energy, weather, water cycle, misconceptions, physical-chemical change, water |
Melting Icebergs |
text page |
critical thinking, climate, model, density, water cycle, expand/contract, misconceptions, water |
Can Water Float? |
text page |
Variables and controls, critical thinking, observation, thermal energy, density, expand/contract, investigations and experiments, water |
Newton's Third Law of Motion |
text page |
mass, newton's laws, Variables and controls, motion, engineering, force and interactions, energy |
Static Cling? |
text page |
critical thinking, observation, electricity, attract/repel, investigations and experiments |
Capillary Filter |
text page |
surface tension, model, engineering, water cycle, gravity, structure and function, rocks, mixture, water |
Adding to a Full Cup |
text page |
surface tension, properties, misconceptions, measurement, investigations and experiments, water, matter |
States of Matter |
text page, free |
states of matter, properties, matter |
Lightning in Johnson Canyon |
photography, free |
atmosphere, states of matter, static electricity, weather, water cycle, electricity |
957 |
photo challenge |
critical thinking, motion, weather, friction, water cycle, gravity, water, force and interactions |
321 |
photo challenge |
refraction, light, waves |
951 |
photo challenge |
mass, adaptation, density, animals |
304 |
photo challenge |
newton's laws, motion, engineering, structure and function, force and interactions |
948 |
photo challenge |
light, measurement, energy |
295 |
photo challenge |
critical thinking, vertebrates, birds, information processing, sound, waves, animals |
946 |
photo challenge |
mass, density, pressure, gravity |
288 |
photo challenge |
erosion, newton's laws, static electricity, inertia, properties, weather, friction, waves, rocks, landforms, force and interactions |
945 |
photo challenge |
mass, density, gravity, matter |
278 |
photo challenge |
star, atoms, periodic table, nuclear, element, rocks |
273 |
photo challenge |
vertebrates, behavior, birds, animals, force and interactions |
944 |
photo challenge |
newton's laws, critical thinking, inertia, motion, friction, investigations and experiments, force and interactions |
942 |
photo challenge |
observation, light, microscope, minerals |
272 |
photo challenge |
senses, adaptation, vertebrates, amphibians, respiratory system, sound, waves, animals, evolution |
941 |
photo challenge |
states of matter, thermal energy, weather, water cycle, physical-chemical change, water |
940 |
photo challenge |
critical thinking, magnetism, investigations and experiments, force and interactions |
935 |
photo challenge |
light, electricity, energy |
928 |
photo challenge |
states of matter, climate, thermal energy, weather, water cycle, water |