How much heat is required, in joules, to complete the of 15.0g of water's phase change from liquid to steam?

A. 150.7 J

B. 33,900 J

C. 62.7 J

D. 5,010 J

Which describes a mineral's crystal shape?

Eat the majority of your calories in the evening to fuel your sleep hou True False

Kathmandu lies at high altitude than biratnagar from sea level. Where does an object has more weight between two places? Give reason

1. When a particle moves in a circle with constant speed, its acceleration is A) constantly increasing. constant in direction. C) zero. D) constant in magnitude. E) constant in magnitude and direction.

2. A multipurpose wiring tool can be used to O A. solder wire. O B. tighten bolts. O C. crimp terminals. O D. cut armor.

White moths were found in huge numbers in the city of Birmingham. These moths could be easily camouflaged by the trees. Because of sudden industrial development, the trees in the city were covered with soot.

What two factors determine how fast weathering occurs

A sound that's produced by a single wave at a constant frequency and with no overtones is called

Which of the following is ignored when determining the relative mass of atoms? protons nucleus electrons. neutrons

Gamma radiation can be significantly reduced by ... A sheet of paper Air A 3 mm thickness of aluminium Several cm of lead