Answer:
Europium has a bright shiny surface. it's steel grey and has a melting point of 826 degree Celsius and a boiling point of about 1,489 degree Celsius.
Explanation:
the density is 5.24 grams per cubic centimeter.
Answer:
Scientific theories and laws develop from the acquisition of scientific knowledge.
Explanation:
t
Answer:
Friction
Explanation:
Friction keeps things from sliding into things according to newton's laws
Answer:
Explanation:
Given
mass of drop 
height of fall 
ball leaves the foot with a speed of 18 m/s at an angle of 
Velocity of ball just before the collision with the floor



Impulse delivered in Y direction



Impulse in x direction





at an angle of 

An object in motion will stay in motion, therefore the person will still be going the same speed as the car was going before the collision