Keywords: Mass spectrometer – Ions – Mass – Charge – Separation

Volume Expansion of Solids

Keywords: Bacteria – Shape – Growth – Nutrition – Classification

Investigating Light RefractionKeywords (English): light refraction – medium – angle – optical density

Explore | What are living things? And what are non-living things?

Keywords: Genetics – Genes – Mendel – Traits – Punnett squares

Keywords: Hydrometer – Liquid density – Buoyancy – Measurement

Keywords: Chromatography – Separation – Colors – Adsorption – Analysis

Keywords: Metals – Acids – Hydrogen – Chemical reaction

Keywords: Exhalation – Carbon dioxide – Limewater – Respiration

Keywords: Vitamin C – Ascorbic acid – Detection – Iodine solutions

Objective To illustrate how mass affects the gravitational force on objects, understand the difference between weight (mass × gravity) and gravitational force, and reinforce the concept that gravity acts equally on all objects while the force varies according to massMaterials Digital scale – spring......

Keywords: Mixtures – Separation – Filtration – Liquid – Solid

Electrical Conductivity of AcidsKeywords (English): electrical conductivity – acids – ions – electrolyte – electric current

Keywords: Volcano – Lava – Magma – Eruption – Earth’s crust

Keywords: Red cabbage – Color indicator – pH – Acids – Bases

Identifying the Effects of Weathering

Keywords: Weathering – Erosion – Deposition – Rocks – Environmental factors

Keywords: Archimedes’ principle – Buoyancy – Upthrust – Fluids – Volume

Keywords: Charles’ law – Gas – Volume – Temperature – Expansion

Keywords: Feathers – Birds – Aerodynamic lift – Streamlining – Flight

Keywords: Soil types – Clay – Sand – Humus – Fertility

Identifying living organisms and their young

Keywords: Needs – Food – Water – Air – Habitat