its volume this is the answer because the mercury will turn into gas. gas has more volume because it takes up more space as it spreads.
Answer:
Tendons connect the skeletal system to the muscular system by attaching muscle to bone. When muscle contracts, the tendon acts on the bone, causing movement. Joints, the point at which two or more bones connect, can be fixed, slightly movable, or freely movable.
It is called a watt and or wattage
