I think D the weight but I’m not sure sorry if I’m wrong
Answer:
Explanation:
The two examples of contact forces are frictional force and applied force. The two examples of noncontact forces are gravitational force and magnetic force.
DIAMONDS are NOT rocks. Diamonds are minerals, rocks are made up of many different fragments of minerals.
90 degrees - 30 = 60 degrees
Velocity = (5m/s - 4.35m/s x cos(30)) / cos(60)
Velocity = 2.47 m/s
The answer is D) 2.47 m/s at 61.9 degrees
Silicon is in fact a Metalloid. Comment if you need more info!
<span />