Keywords: Adaptation – Animals – Plants – Environment – Survival – Structural and behavioral traits

Light interaction with different types of materials (Reflection)reflection – light – materials – surfaces

Keywords: Light reflection – Angle of incidence – Angle of reflection – Mirrors

Keywords: Ohm’s law – Voltage – Current – Resistance – Circuit

Keywords: Lungs – Respiration – Diaphragm – Air – Respiratory system

Keywords: Mold – Fungi – Moisture – Food – Microorganisms

What is the importance of observation in natural science?observation – natural science – evidence – data

Yeast growth checkyeast growth – sugar – fermentation – respiration

How do you keep cut flowers fresh? cut flowers – freshness – water uptake – plant care

Determine the molar ratiomole ratio – moles – stoichiometry – chemical reaction

Hooke's lawHooke’s law – spring – force – extension

The Speed of Falling Objects falling speed – free fall – time – gravity

Chewing gum analysisKeywords (English): chewing gum – composition – analysis – sugars

Formation of SaltKeywords (English): salt formation – ionic reaction – crystallization

Compare melting pointsKeywords (English): melting point comparison – temperature – solids

Keywords: Tensile force – Spring – Extension – Hooke’s law – Elastic force

Keywords: Pascal’s principle – Pressure – Fluids – Hydraulics – Force

Keywords: Compounds – Elements – Bonds – Chemical reaction – Formulas

Keywords: Flame test – Colors – Elements – Qualitative analysis – Flame spectra

Keywords: Earthworm – Response to light – Behavior – Environment – Adaptation

Keywords: Potential energy – Kinetic energy – Transformation – Gravity – Motion

Keywords: Height of the object – Potential energy – Gravity – Mass – Physics

Keywords: Melting point – Materials – Bonds – Solid state – Heat

Keywords: Hydrated salts – Water molecules – Heating – Chemical formula