deep

Compare T-dependent and T-independent antigens

Sound wave has a wavelength of 3.0m. What is the distance from a compression center to the adjacent rarefaction center?

A metal radiator is made from 10.36 kg of iron. The specific heat of iron is 0.449 J/g °C. How much heat, in kJ, must be supplied to the radiator to raise its temperature from 25.0 °C to 55.0 °C.

We build dams _____.

◯ transform watersheds into farms, towns, and recreational areas.

◯ drain wetlands for urban development

◯ generate electricity, prevent flooding, and provide irrigation and drinking water

◯ improve habitat for native fish

◯ control the spread of water borne diseases

Which of the following statements is true? Check all that apply.

◯ Over half of Earth’s fresh water is in wetlands near coastlines

◯ Most of Earth’s water would require desalination in order to make it sustainable for consumption

◯ Most of Earth’s fresh water is frozen

◯ The majority of Earth’s fresh surface water is found in rivers.

◯ Rivers and tributaries make up the boundaries between different watersheds

[A] It is the popular name of ethyne
[B] It is the first stable member of alkyne series
[C] Both a and b
[D] None

Copper wires used to transport electrical current heat up because of the resistance of the wire. If a 140-g wire at 55°C gains 1280 J of heat, what is its final temperature? 

[A] Columnar epithelium
[B] Connective tissue
[C] Squamous epithelium
[D] Smooth muscle tissue

An aquarium 12 m long,2 m wide,and 6m deep isfull of water. The density of water is 1000 kg/m^3and the force of gravity is9.8 m/s^2

Find the work needed to pumphalf of the water out of the aquarium. (Answer should be inJoules)

Graph the following linear relation using the x-intercept/yintercept method
6 x−4 y=12