A 55 kg person moves at the constant speed of 7 m/s along a straight stretch of track for 20s. How far does he travel in this time?

During what phase of the moon does a solar eclipse take place01

What are the differences between concave and convex lenses and mirrors?

A dog has a mass of 12 kg. What is its weight? Round your answer to the nearest whole number. The dog weighs_ N.

A man walks 54.5 meters east, then another 30 meter east. Calculate his displacement relative to where he started.

Which colors has a wavelength shorter than the others?

How is thermal energy transferred during convection?

What is the purpose of a free body diagram? A. to show the velocity of an object B. to show the acceleration of an object C. to show the forces acting on an object D. to show the direction of motion vectors of an object

An initially uncharged air-filled capacitor is connected to a 5.83 V charging source. As a result, 3.41*10-5 C of charge is transferred from one of the capacitor's plates to the other.

Which objects are inclined planes? Check all that apply. a nail a staircase a seesaw a wheelchair ramp a slide

In a reaction with water, a base will accept a proton from the water; therefore, the water must be acting as an acid. True or False