Explanation

Giant pandas live in a few mountain ranges in south central China, in Sichuan, Shaanxi and Gansu provinces. They once lived in lowland areas, but farming, forest clearing and other development now restrict giant pandas to the mountains.

Giant pandas

Explanation

island of Sardinia

"Sardine" and "pilchard" are common names for various small, oily forage fish in the herring family Clupeidae. The term "sardine" was first used in English during the early 15th century, it comes from the Italian island of Sardinia, around which sardines were once abundant.

Explanation

Stiffening fibers traverse the jelly and in some jellyfish, the mesoglea can form hardened plates, rather like cartilage, that hinge together.

These plates provide support for the animal and the muscles may attach to these plates,

so they function as a skeleton.

But jelly fish does not have a proper skeleton.

Explanation

 17

Explanation

The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium.

Explanation

Magnetic effect.

Chemical effect.

Heating effect.

Electric shocks.

Explanation

Slow

Clock speeds are typically measured in MHz (megahertz or millions of pulses per second) or GHz (gigahertz or billions of pulses per second). Today's personal computers operate at  clock speeds ranging from hundreds of megahertz to over several gigahertz.

Explanation

The basic unit of electricity is the Kilowatt hour . In simple terms, 1 kWh is the amount of energy used by a 1kW (1000 watt) electric heater for 1 hour.

Explanation

Filtration is a process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid.

The fluid that passes through the filter is called the filtrate

Explanation

 The subject matter of physics includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."