A star system in which one star blocks the light from another is call

If the potential difference across the bulb in a certain flashlight is 3.0 V, What is the potential difference across the combination of batteries used to power it?

A job of the ribosome is to make sugar. True or False?

The zone along the southern margins of the Sahara is called the A. Laterite. B. Savannah. C. Sahel. D. Veldt.

Describe. what fills soil pores

Wavelength is measured in hertz true or false?

You are on a train traveling east at speed of 19 m/s with respect to the ground. 1) If you walk east toward the front of the train, with a speed of 1.5 m/s with respect to the train, what is your velocity with respect to the ground

What is the difference in blood pressure (mm-hg) between the bottom of the feet and the top of the head of a 1.87-m-tall person standing vertically? 1 mm-hg = 133 n/m2. the density of blood is 1050 kg/m3?

A student measures the volume of a gas sample at several different temperatures. The results are tabulated as follows:Temperature of gas (K) Volume of gas (L) 298 4.55315 4.81325 4.96335 Formulate a tentative law from the measurements.

An electromagnetic am band radio wave could have a wavelength of? 1).005m 2) 5m 3) 500m 3) 5,000,000m

Which of the follwoing is not an example of an abiotic factor?