Answer:
diamond
Explanation:
diamond has a hardness of 10, and is the hardest mineral
Answer:
Yes, the practice of lining waterways with concrete should continue.
Explanation:
- These concrete linings create more laminar flow along the waterways, and in turn, this can reduce erosion. When erosion is reduced, this prevents damage to homes and roads, and loss of land.
Answer: Mass is the amount of matter in an object and weight is the pull of gravity on an object.
Explanation:
HOPE THIS HELPS
Once the object is moving, the force of friction opposes the force exerted on the object. The wheel and axle makes this easier by reducing the friction involved in moving an object.
Hope it helps!
<h3>I hope it is helpful for you ...</h3>
