Which two element families are shown at the bottom of the periodic table, separate from the rest of the elements?

one car moving in a straight line covers one third distance in 20km/h and rest in 60km/h. find the average speed

An apple falls from a tree 200 meters to the ground what is the final velocity

Ingrid kicks a football with an initial velocity of 12 m/s at an angle 45 relative to the ground. what is the horizontal component of the initial velocity to the nearest tenth

The electric field between two parallel plates has a magnitude of 875 N/C. The positive plate is. 002 m away from the negative plate. What is the electric potential difference between the plates?

A car moving at 50 km/hr skids 20 m with locked brakes. how far will the car skid with locked brakes if it were traveling at 150 km/hr?

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.

What type of wave is sound? longitudinal light surface transversal

What is the difference between meteors and meteorites?