Answer:
right at negative 1 probably
Explanation:
Answer:
When mass is greater, the force needed must be greater keeping the acceleration of the wheel chair constant
Explanation:

force is directly proportional to the mass
Answer:
3.82 ms
Explanation:
The period of a wave is equal to the reciprocal of the frequency:

where f is the frequency.
In this problem, f = 262 Hz, so the period if this sound wave is

Answer:
To calculate the magnitude of a vector, just find the square root of the sum of components squared.
Explanation:
so square 2.6 and add it to the square of 6.8 and then the square of five and then find the square root of that answer
Ultraviolet rays from the sun are very strong, therefore if direct contact is made with skin, it could cause sun burn, or in a worser case skin cancer