1. The dust and gases in outer space are called

A. plutoids.

B. interstellar medium.

C. space debris.

D. There is no special name for them.

The symbol for speed is v and the symbol for time is t. If v = 13t + 11, then what is t?

The following items describe observational characteristics that could indicate that an object is either a white dwarf or a neutron star. Match each characteristic to the correct object.

a neutral atom can be negatively charged by A. transferring an electron to another atom. B. transferring a neutron to another atom. C. receiving a neutron from another atom. D. receiving an electron from another atom.

What happens when a tectonic plate gets subducted

A cyclist moves at a constant speed of 5 m/s if the cyclist does not accelerate during the next 20 seconds he will travel at?

How much would a 100kg man weigh on the surface of the sun where the acceleration is 274 m/s

How much current is in a circuit that includes a 9 - volt battery and a bulb with a resistance of 12 ohms?

Find the current Voltage VD and current ID in the following circuit assuming (a) ideal diode. (b) Constant voltage drop model with Von = 0.75V (c) using the exponential model (I_0=1*10^ (-14)). Verify your results through Multisim simulation

Suppose two stars are located in region a of the h-r diagram shown in the figure below. Star X appears much dimmer that Star Y as seen from Earth. Which Star can be inferred to be nearer to Earth, and how do you know?

A student examining a joint observes collagen-rich connective tissue fibers linking the bones, but finds no synovial cavity. Which structural classification fits the observed joint?