The meaning of inference is the process of inferring something and it is a noun
Answer:
Decrease the friction between the wheels and the track.
Explanation:
Decrease the friction between the wheels and the track. Friction opposes motion. If the amount of friction is decreased, the speed of the cars should increase.
This answer is for the question on usa testprep
Answer:
Explanation:
Ionic bonds are formed by transfer of electrons between metal and non metals. Electronic configuration of calcium: Calcium atom will lose two electron to gain noble gas configuration and form calcium cation with +2 charge.
hope this helps