Answer:
A. It does not exhibit projectile motion and follows a straight path down the ramp.
The second statement is the correct choice. Don't make me type it out.
Answer:
A. carbon and boron
Explanation:
Carbon and boron is not an alloy.
An allow forms between metals and metals using their huge electron could.
Carbon is a non-metal, boron is a also a non-metal
Two non-metals combining together does not make an alloy.
Iron, nickel, aluminum are all metals.