Explain

why contact trace evidence is so important in solving crimes.

Which one of these can be classified as an animal A) Bacteria B) Yeast C) Protozoan

The air inside a balloon exerts a force of 1.5 N on an area of 0.5m2. What is the pressure inside the balloon

A bag of sand has a density of 45 g/cm3 and a mass of 15 kg. How much space does the sand take up? A. 3 cm3 B. 675 g/cm3 C. 333 cm3

Which of the following accurately describes properties of valence? A. The smaller the number of electrons an atom has to borrow or to lend, the greater the activity of the atom. B.

Which of these charges is experiencing the electric field with the largest magnitude? A 2C charge acted on by a 4 N electric force. A 3C charge acted on by a 5N electric force. A 4C charge acted on by a 6N electric force.

If a ball is dropped from rest from an elevated position at the same instant that a second ball is launched horizontally (from the same height), then which ball will hit the ground first? Assume the balls behave as projectiles

What are 5 Non-Examples of Density

With the switch closed, how does the voltage across the 20-ω resistor compare to the voltage across the 10-ω resistor?

A 5.90-g lead bullet traveling at 410 m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet while the other half is transmitted to the tree, what is the increase in

How do you scientists determine the number of neutrons in an isotope of an atom?