Questions

When water is cooled from 4°C to 0°C, its density decreases.

When water cools from 4°C to 0°C, ice crystals begin to form because the water is approaching its freezing point. When water freezes, the water molecules form a lattice that increases the volume. As a result, the density decreases. This is why ice will float on top of water; ice has a lower density than the water.

A clade is a group of ancestral species and all its descendants. Hence it is a branch of one same species and so monophyletic.

New Delhi is the venue of the Women's World Boxing Championships 2018 started from Nov 15 to Nov 24.

• Responsiveness


• Resources sharing


• Economy


• Utilization of multiprocessor architectures.

Neeraj Chopra is associated with the Sports of Javelin throw. Indian, Neeraj Chopra won a gold medal in the Savo Games in Lapinlahti, Finland. He made a throw of 85.69 metres and won the gold medal.

A needle has an eye through which we keep a thread and use for stitching clothes.