Which materials are made of one kind of atom

What is one way you can ensure good oberservations when you do scientific work

If you want to know how energy will move between two objects, what do you need to know about the objects?

How does knowing the planets orbit the sun relate to today

A ball is rolling a 5 m/s down a hill the ball has 20 J of energy what is the mass of the ball 1.6kg 8kg 50kg

When discussing what makes a material a good conductor you say, "They must resist neutron flow." readily accept electron flow." readily accept neutron flow." resist electron flow."

If a car rolls gently off a vertical cliff, how long does it take to reach 90km/hr.

In the game of volleyball, what skill relates to Newton's second law

The minimum breaking distance d in feet for a typical vehicle can be modeled with the equation d (v) = 0.045v2, where v is the vehicle's speed in miles per hour.

A 2kg blob of putty moving at 4 m/s slams into a 6kg blob of putty at rest what is the speed of the to stick together blobs immediately after colliding

A stone is thrown vertically upward with a speed of 12m/s from the edge of a cliff 70 m high (a) How much later it reaches the bottom of the cliff? (b) What is its speed just before hitting? And (c) what total distance did it travel? (Ans: 5.