مادة الاحياء اسئلة احياء
Biology Questions
الالات البسيطة (Simple Machines)
الالات البسيطة الصف السابع
Winning Proposals
You'll learn the traits of a winning proposal.
Virtual Reality
Test your knowledge of VR in a new version of a classic game.
Using a Microscope
Put these in the correct order of how to view a specimen under the microscope.
Unit Conversion: Temperature
You'll practice converting units of temperature measure in the Fahrenheit and Celsius scales.
Unit Conversion in the Metric and English Systems: Length
You'll practice converting between units of measure for length in the metric and English measurement systems.
Unit Conversion in the Metric and English Systems: Area
You'll practice converting between units of measure for area in the metric and English measurement systems.
The Scientific Endeavour (Lower Secondary Science)
Scientific Endeavour Quiz
The Op Amp Inverting Amplifier Configuration
You'll practice calculating inverting amplifier gain and output voltage.