When a ball thrown straight upwards reaches the very top of its path, its acceleration is

A) zero.
B) 5 m/s2.
C) 10 m/s2.
D) none of the above


Answer: C

Physics & Space Science

You might also like to view...

Carnot Engine: An ideal Carnot engine has an efficiency of 83.0% and performs 4500 J of work every cycle. How much energy is discharged to the lower temperature reservoir every cycle?

A. 920 J B. 830 J C. 740 J D. 3700 J E. 5400 J

Physics & Space Science

Food in a pressure cooker is cooked faster due to

A) higher temperature. B) greater rate of bubble formation in the water. C) energy transfer in the water. D) all of the above E) none of the above

Physics & Space Science

If a K0 meson at rest decays in 0.89 × 10^?10 s, how far will a K0 meson moving at 0.96 c travel through a bubble chamber?

a. 17 cm b. 1.1 cm c. 53 cm d. 42 mm e. 9.2 cm

Physics & Space Science

The time interval during which a nucleus has a 50% probability of decaying is its half life

Indicate whether the statement is true or false

Physics & Space Science