You have a ruler that is marked to the nearest half centimeter. Which of these measurements is written with the correct amount of precision?

A) 2.0cm

B) 3.14cm

C) 5 cm

D) 100cm

In which situation is no work being done? a person carrying a box from one place to another a person picking up a box from the ground a person pushing a box from one place to another a person pulling a box from one place to another

Which type of wave can transmit energy through a vacuum?

What does the person in front of the ambulance experience?

The cylindrical filament in a light bulb has a diameter of 0.050 mm, an emissivity of 1.0, and a temperature of 3000°C. How long should the filament be in order to radiate 60 W of power? (σ = 5.67 * 10-8 W/m2 ∙ K4)

The gravitational force exerted on a baseball is 2.21 N down, a pitcher throws the ball horizontally with velocity 18.0 m/s by uniformly accelerating it along a straight horizontal line for a time interval of 170 ms. the ball starts from rest.

What is the weight of a 250 g bag of sweets?

Work is done on a ball when a soccer player kicks it. Is the player still doing work on the ball as it rolls across the ground? Explain

Light of wavelength 441.1 nm falls on two slits spaced 0.29 mm apart. What is the required distance from the slits to the screen if the spacing between the first and second dark fringes is to be 4.0 mm?

A car advertisement states that a certain car that emily miller loves can accelerate from rest to 70 km/h in 7 seconds. Find the cars average acceleration

A stone is thrown up from a platform with an initial velocity of 19.8 m/s. if the top of the platform is taken to be the ground level, calculate, (a) the time taken to reach the maximum height, (b) the maximum height reach by the stone (c) its