Pathogens are

A. disease causing organisms

B. Stressors

C. Factors that may eliminate stress

D. diseases that predispose people to stress

A scientist studying tigers has made many observations about where they can be found. Which scientific question could the scientist ask related to these observations? A. What is the scientific name for tigers? B.

two cars A and B accelerate in the ratio of 2:3 respectively. if they both accelerate for equal time, the ratio of their change in velocity is

Which best describes why a liquid needs a container when a solid does not? Solids fill their containers, and liquids have definite shapes. Solids have definite shapes, and liquids fill their containers.

A dentist's drill starts from rest. After 3.00 s of constant angular acceleration it turns at a rate of 2.90 ✕ 10^4 rev/min. (a) Find the drill's angular acceleration.

What three properties of a substance affect the amount of energy transferred?

Which best explains why the acoustics underwater affect the Doppler effect? Sound waves can not transfer energy through water. Sound waves can not travel through water. The speed of sound is less in water than in air.

What is the part of the cell that stores food?

2. A circuit consists of a 10.0-ohm resistor, a 15.0-ohm resistor, and a 20.0-ohm resistor connected in parallel across a 9.00-volt battery. What is the equivalent resistance of this circuit? (1) 0.200 12 (3) 4.62 1 (2) 1.95.22 (4) 45.012

What technology makes up the transducer? a. A phased array c. A PET scan b. An x-ray d. A laser

Explain how birthrates and death rates influence the size of population.