It takes Amir 4 seconds to run from his front door to the mailbox. If he can run at a top speed of 6.5 m/s, how far is it from his front door to the mailbox?

A) 24.5 meters

B) 26 meters

C) 30.5 meters

D) 32 meters

The evaporation of the oceans surface water as part of the water cycle is caused by

The cycle of day and night is a result of earth's spinning on its axis, which is Earths

An elevator is accelerating upward at a rate of 3.6 m/s2. a block of mass 24 kg hangs by a low-mass rope from the ceiling, and another block of mass 90 kg hangs by a low-mass rope from the upper block.

The volume of a block of iron is 9 cc and its mass is 70.83 g. what would be the volume of a block of aluminum that has the same mass as the block of iron? (the density of aluminum is 2.70 g/cc)

Monochromatic light of a given wavelength is incident on a metal surface. however, no photoelectrons are emitted.

You have learned of two fundamental units that are not vector quantities. Which are they?

Molecular motion is a measure of the movement of the molecules in a substance molecule motion is substantially different between different states of matter for example the molecules in a more than the molecules in a

A radio telescope is used to study radio waves that come from stars and galaxies. What type of wave is a radio wave?

Review the following observations: Substance A changes a solution to green when mixed with Bromothymol blue indicator. Substance B changes a solution of red onion water to green. Substance C changes Turmeric water orange.

A tube with a cap on one end, but open at the other end, has a fundamental frequency of 129.5 Hz. The speed of sound is 343 m/s. (a) If the cap is removed, what is the new fundamental frequency of the tube? (b) How long is the tube?