Which of the following is not a popular surface for a tennis court?

A. wood

B. grass

C. clay

D. Hard court

Jamal blasts an air-horn to start a race. Lewis hears the horn from his house 274 meters away. Given that sound travels through air at 340 m/s, how long did it take the sound to travel from Jamal to Lewis? 440 s 0.81 s 1.2 s 66 s

What is the acceleration of 200kg mass when a net force of 100 N acts on it

A ball rolls horizontally off a table of height 0.6 m with a speed of 9 m/s. How long does it take the ball to reach the ground? A. 0.067 s B. 0.35 s C. 1.2 s D. 15 s

Which could an injury to the eardrum most likely cause? increased hearing ability earwax buildup aging decreased hearing ability

When light from the Sun strikes the surface of the Earth, this light is absorbed by the ground. The ground, in turn, emits infrared light-which is actually invisible to human eyes-back into the air.

Which of the following best describes a virus? A. amino acids surrounded by chitin B. DNA surrounded by RNA C. a prokaryotic unicellular organism D. nucleic acids surrounded by a protein coat

In which terrestrial biome would you expect to rake leaves? Question 3 options: temperate deciduous forest taiga (coniferous forest) savanna tundra

The net force acting on a 50kg crate is 0 N. what is the crates accelratiin

How long in seconds will it take a car traveling at 100 miles/hour to travel the length of an American Football field?

If you increase the mass of an object, but keep the force on it constant, its acceleration decreases? true or false