In a coal-burning power plant, a condenser is used to cool down the steam and convert it back to liquid water true or false

Why a boat cannot be made of solid steel.

The charge on an ion is A always positive. B zero. C always negative. D either positive or negative. 2. According to the octet rule, a calcium atom has a tendency to A lose one electron. B gain two electrons. C lose two electrons.

Bridget is riding her bicycle up a hill. Which statements are correct? Check all that apply. Bridget is transferring energy to the bicycle. The bicycle is using energy to do work. Bridget has kinetic energy. The bicycle has potential energy.

A 12-kg dog jumps up in the air to catch a ball. The dog's center of mass is normally 0.20 m above the ground, and he is 0.50 m long. The lowest he can get his center of mass is 0.

Smell and taste are the two senses that are stimulated by chemicals.

A 15.0 m long plane is inclined at 30.0 degrees. If the coefficient of friction is 0.426, what force is required to move a 40.0 kg mass from rest at the bottom on the plane to the top of the plane with a final velocity of 8.00 m/s?

In a pig-calling contest, a caller produces a sound with an intensity level of 60 db. how many such callers would be required to reach the pain level of 120 db? 2 incorrect: your answer is incorrect.

Why is the use of scientific names important in biology?

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.