Linarose

4 Questions
3 Answers

0

2173

1

+24

A car traveling at 7.5 m/s accelerates 3.8 m/s2 to reach a speed of 14.0 m/s. How long does it take for this acceleration to occur? Answer i

A car traveling at 7.5 m/s accelerates 3.8 m/s2 to reach a speed of 14.0 m/s. How long does it take for this acceleration to occur? Answer in units of s

Linarose Oct 29, 2014

0

3885

1

+24

A bullet is fired straight up from a gun with a muzzle velocity of 341 m/s. Neglecting air resistance, what will be its displacement after 2

A bullet is fired straight up from a gun with a muzzle velocity of 341 m/s. Neglecting air resistance, what will be its displacement after 2.2 s? The acceleration of gravity is 9.8 m/s^2 . Answer in units of m

Linarose Oct 29, 2014

0

2422

1

+24

A ball initially at rest rolls down a hill with an acceleration of 2.7 m/s^2 . If it accelerates for 6.8 s, how far will it move? Answer in

A ball initially at rest rolls down a hill with an acceleration of 2.7 m/s^2 . If it accelerates for 6.8 s, how far will it move? Answer in units of m

Linarose Oct 29, 2014

0

1543

1

+24

A car moving westward along a straight, level road increases its velocity uniformly from +20 m/s to +36 m/s in 12.1 s. What was the car&rsqu

A car moving westward along a straight, level road increases its velocity uniformly from +20 m/s to +36 m/s in 12.1 s. What was the car’s acceleration? Answer in units of m/s^2

Linarose Oct 29, 2014

+24

0

2.19444444 ?

LinaroseOct 29, 2014

+24

+5

add the two together as in regular math. 32+12= 44. then put the neg. sign in front of answer : -44

LinaroseOct 29, 2014

+24

0

i'd say 3... 2+1=3

LinaroseOct 29, 2014