Answer:
It can relieve stress and improve mood.
Answer:
D. x-rays
Explanation:
Lower frequency: Radio waves, microwaves and infrared have lower frequency than visible light. Shorter wavelength: Ultraviolet, x-rays and gamma rays have a shorter wavelength than visible light.
Explanation:
Speed is distance over time.
500 km / 2 hr = 250 km/hr
Velocity is speed and direction.
250 km/hr north
Answer
4
Explanation:
four rays can also explain the ray diagram if the object is at infinity
Answer:
yes
Explanation:
the force is multiplied by the levers length of the handle