Use trigonometric ratios to solve for the variable in each figure below

Grace pushes her foot against the wall with a force of 35 N while she stands on a skateboard. Her mass, including the skateboard, is 55 kg. What is her rate of acceleration? A. 1.6 m/s2 B. 0.64 m/s2 C. 90 m/s2 D. 20 m/s

When you park your car uphill next to a curb, the right front wheel should be:?

Which is NOT a characteristic of background radiation? A.) It is generally safe B.) It includes cosmic rays C.) It burns and causes lung cancer D.) It occurs naturally in the environment

What properties does a loud, shrill whistle have? a.) high amplitude, high frequency b.) high amplitude, low frequency c.) low amplitude, high frequency d.) low amplitude, low frequency

A piece of soft iron is placed in a solenoid increasing the magnetic field in an arrangement that can be switched on and off. Such a device is calleda. a hysteresis loop. b. an electrosolenoid. c. a permanent magnet. d. a ferromagnet.

What besides mass and gravity, what other factor affects gravitational potential energy?

A satellite is in a circular orbit about the Earth at a distance of one Earth radius above the surface. What is the speed of the satellite? (The radius of the Earth is 6.4 * 106 m, and G = 6.67 * 10-11 N⋅m 2 / kg2.)

What is the meaning of the washing motion of the younger monk? is it the same when dobbins does it?

A teacher pulls a box of books on a horizontal floor with a force of 290 N directed 40.9 degrese above the horizontal. the coefficiant of kinetic friction between the box and the floor is 0.184. the mass of the box and books is 44.5 kg.

The dark colored belts on jupiter are brighter than the surrounding regions and the light colored zones when viewed in infrared or heat radiation because