Which of these waves can not travel through the vacuum of space?

a. microwaveb. radio wavec. light wave

d. sound wave

1. a. What is the name of the 2d Century Roman Scientist and Astrologer who created a set of "Handy Tables of data to compute the position of the Sun, moon and stars?

Which personality trait appears to be stable over the course of a person's life? A. neuroticism B. malfeasance C. conscientiousness D. agreeableness

What will happen to the wavelength of a wave if the frequency is left unchanged? Nothing It will increase It will decrease It will either increase or decrease, depending on the wave

Which of the following is true of a parasitic relationship?

Before we can use parallax to measure the distance to a nearby star, we first need to know:? A) the distance to the nearest star besides the Sun B) the month in which the star is observed C) the Earth-Sun distance D) the Sun's mass

A sample of helium gas has a volume of 900. milliliters and a pressure of 2.50 atm at 298 K. What is the new pressure when the temperature is changed to 336 K and the volume is decreased to 450. milliliters?

Which type of sensor uses a burn-off circuit

Jack drops a tennis ball from the top of a skyscraper allowing it to fall freely. Neglecting air resistance, what is the velocity of the tennis ball at the end of 5 seconds? A.) 9.81m/s^2 B.) 49.0m/s^2 C.) 29.4m/s^2 D.) 88.7m/s^2

At one end of a production line, Isaac puts peaches into cans on a conveyor belt. He fills 18 cans per minute. As soon as Isaac has filled 670 cans on the conveyor belt, Albert starts putting lids on the cans at the other end of the production line.

Identify the triangular-shaped depositional feature indicated by letter c