Morse codeKeywords (English): Morse code – communication – dots and dashes – coding

Adaptation of animals and plants

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

Tensile strength in the spring

Pascal's principle

Determine what compounds

Detection of some elements using flame

How does an earthworm respond to light?

Converts potential energy into kinetic energy and vice versa

The effect of an object's height on its potential energy

Substances differ from each other in terms of melting point