Given the following lens combination:

Lens ... diameter ... fl#

eyepiece ... 2cm ... 5

objective ... 40cm ... 15

what is the magnification?

Ideally, rewards should be given immediately and frequently but a. only from an instructor or supervisor. b. in moderate amounts. c. without a specific timeline. d. shouldn't match your personal tastes.

Acids are found in the pH range from 3 to 8, and bases are found from 10 to 17 on the pH scale. True False

The first elemen on the periodic table is

A rockets thruster provides a 300 N force to the right. Air resistance causes a 130 N to the left what is the net force?

What is the atomic mass of carbon-14?

Which statement best describes the movement of particles when a wave travels through a medium? The particles are

What is the acceleration of all objects due to gravity? What does this mean?

Which is the correct formula for cellular respiration? a. 6 CO2 + 6 H2O + light energy → C6H12O6 + 6 O2 b. CO2 + H2O → C6H12O6 + O2 c. C6H12O6 + O2 → CO2 + H2O d. C6H12O6 + 6 O2 → 6 CO2 + 6 H2O + ATP energy

A tree is standing in the middle of a meadow. As you watch, the wind begins to blow and the tree bends. Which statement best explains how you could tell that a net force was acting on the tree? OA) The tree had momentum.

Consider two cars, a 700kg Porsche and a 600kg Honda Civic. The Porsche is speeding along at 40 m/s (mph) and the Civic is going half the speed at 20 m/s.