What state of matter has a define volume but no definite shape ?

Under normal temperature and pressure conditions, what type of rock could be formed from weathering in erosion of metamorphic rock

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?