Answer:
extrusive,
Explanation:
lava exlodes outwards, making it extrusive and not intrusive.
Answer: True
Explanation:
Permanent molds do not collapse, unlike expendable molds so the mold must be opened before appreciable cooling contraction occurs in order to prevent cracks from developing in the casting.
The metal casting becomes solid inside the mold after it has been poured. But during the process of manufacture, before the would cools any further, they usually remove the metal cast in order to stop excess contractions of the solid metal casting in the mold. This is done to prevent prevent cracks from developing in the casting since permanent mold do not collapse.
If there is a random child, you should ask where they should be and where their parents went. if it your child, they prolly want food or sum.
