Which elements will bond ionically with barium such that the formula would be written as BaX2? A) Nitrogen, chlorine, and sodium Eliminate B) Chlorine, iodine, and fluorine C) Hydrogen, bromine and aluminum D) oxygen and sulfur

According to the big bang theory, the universe was once a very and hostile place. a. cold b. restless c. hot

What is the meaning of smooth?

Which of the following is an example of kinetic energy being converted to potential energy? A. On a factory assembly line, boxes slide down a ramp. B. At an ice rink, an ice skater gives another ice skater a gentle push. C.

Why is it difficult to use the law of conservation of energy to calculate the effects of a collision? O A. Energy is not conserved. O B. Energy is only conserved during perfectly inelastic collisions. O C.

A monkey is sitting at the top of a tree 20 m above ground level. A person standing on the ground wants to feed the monkey. He uses a bow and arrow to launch the food to the monkey.

During the summer months, why is the average temperature much higher in many regions of the globe? A. There is no snow. B. The amount of sunlight reaching the environment stays constant. C. More sunlight reaches the environment. D.

A car travels with an average speed of 22 m/s. what is this speed in km/s

Consider a circuit connected in parallel with three resistors, each providing a resistance of 6, 8, and 4, respectively. Using the formula for total resistance in a parallel circuit, what is the total resistance of the circuit? a. 180 b. 1/240 c.

A swing has a period of 10 seconds. What is its frequency?

You inflate a front tires on your car to 22 psi. Later, you measure your blood pressure, obtaining a reading of 127/61, the readingbeing in mm Hg.