What emotional state is important to maintain while reporting an accident in the lab?

fear

anxiety

calmness

embarrassment

How far can light travel in one year?

Two very large parallel plates of charge are separated by 1.5 cm. The potential difference between the plates is 450 V. A small, positively charged particle flies horizontally between the plates with a speed of 3 x 10^5 m/s.

a 2.0 kg mass moving to the east at a speed of 4.0 m/s collides head-on in a perfectly inelastic collision with a stationary 2.0 kg mass. how much kinetic energy is lost during

What do scientists call the theory that the universe will shrink in the future? a. Collapse theory c. Blue-shift deterioration b. The Big Crunch d. The Big Collapse

If you move 600 meters in 50 seconds, what is your speed

What force is needed to give a 0.25-kg arrow an acceleration of 196 m/s2? A. 0.25 N B. 49 N C. 196 N D. 748 N

When two or more pure substances are blended together the result is a?

10 PTS. A resistor has a value of 2.2 x 10⁵ Ω ± 20%. What is the range of possible values for this resistor?

Describe 3 uses of radioactivity isotopes

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.