How did dalton improve the atomic theory more than 2000 years after democritus's hypothesis about atoms?

When the speed of your car is doubled, by what factor does its kinetic energy increase? a. 4 b. √2 c. 8 d. 2

If the moon and the sun were on the same side of earth what do you think would happen to tides on the opposite side of the earth?- A. The would be no longer high tides B. The high tides would be lower than normal C.

What do keratinized cells form?

In a football game, running back is at the 10 yard line and running up the field towards the 50 yard line, and runs for 3 seconds at 8yd/s. what is his current position (in yards) ?

You move a 35 N object 5 meters. Find the work you did.

Explain how gamma rays are produced by energy

A mechanical wave may be described as a disturbance that is transported through a medium via the mechanism of particle-to-particle interaction. Which of these is not classified as a mechanical wave? A) earthquake B) light C) sound D) water

How many paths do the electrons have to flowlin a series circuit?

A force of 6 lb is required to hold a spring stretched 4 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length?

You are planning to make an open rectangular box from an 8-inch by 15-inch piece of cardboard by cutting congruent squares from the corners and folding up the sides. what is the largest volume you can make from a box this way in cubic inches?