The temperature in a room is 56 degrees celcius. What would the velocity of a sound wave be at this temperature?

A friend tosses a baseball out of his second floor window with initial velocity of 4.3m/s (42degrees below the horizontal). The ball starts from a height of 3.9m and you catch the ball 1.4m above the ground.

The Big Bang is thought to have occurred __billon years ago

A ford truck enters a highway and travels at a uniform speed of 50 mph. half an hour later a jaguar enters the highway at the same junction and heads in the same direction at 55 mph.

What quantity of gas, in moles, is contained in 2.21L at STP?

Three children want to play on a see saw that is 6 meters long and has a fulcrum in the middle. Two of the children are twins and weigh 40 kg each and sit on the same side at a distance 2m and 3m away from the fulcrum. The other child weighs 80 kg.

An astronaut on the planet Trappist-1b tosses a rock horizontally with a speed of 7.95m/s. The rock falls through a vertical distance of 2.35m and lands horizontal distance of 9.57m from the astronaut.

Whicg of the following is not a force that would act on a bicycle as it moves down a street gravity air resistance fluid friction sliding friction

A student holds a magnet 1 m from a paper clip and sees no evidence of a force acting between the two. When the student brings the magnet 1 cm away from the paper clip, the paper clip begins to slide toward the magnet.

According to Newton's 3rd Law, an object's momentum depends on it's velocity and mass. 4 dog-sled teams competed to see who could gain the greatest momentum.

When resistors are connecting in a series, does the position of ammeter make any difference?