The rate at which light energy is radiated from a source is measured in which of the following units?

A. Lumen

B. Candela

C. Lux

D. Angstrom

The capacity of the air to hold water vapor: Group of answer choices 1. decreases with an increase in temperature. 2. increases with a decrease in temperature. 3. increases with an increase in temperature. 4. increases with an increase in pressure.

During which stage of the cell cycle does the cell condense chromosomes and break down the nuclear envelope? Group of answer choices Anaphase Prophase Metaphase Telophase

Show that the units N/kg can be written using only units of meters (m) and second (s). Is this a unit of mass, acceleration or force.

If a ball is thrown off of a 123 m cliff at a speed of 18 m/s, how far from the base of the cliff is the ball?

What is the momentum of a 750-kg car traveling at a velocity ofa 25 m/s?

Summarize Newton's First Law

13. How is 0.00069 written in scientific notation? A. 69 x 10-5 B. 6.9 x 104 C. 0.69 x 10-3 D. 6.9 x 10-4

A 1300 kg sports car accelerates from rest to 95 km/h in 7.4 s. What is the average power delivered by the engine?.

Two children playing on a frictionless garden gate invent a new game called "gate". The idea is that they will get on opposite sides of the gate and each push such that the gate does not move.

What is the frequency of 20 mm microwaves? A) 100 MHz B) 400 MHz C) 15 GHz D) 73 GHz E) 98 GHz