I'll give brainiest

true or false: an example of an isometric movement would be lunges?

Answer- No it is false lunges would be included in isotonic exercises

Explanation- Exercises that strengthen the muscles and put them in work come under the isometric exercises and when a person is doing this, the thigh muscles are put to work and these muscles are standard.

Hence lunges are included in Isotonic exercises. The muscle is lengthened and the angle of joint also changes thereby exempting it from isometric exercises.  

False

Explanation:

No, lungs is not an example of an isometric movement. The lungs is an isotonic movement.

what was the acceleration of the 2 kg cart?

⇒ 16.0 cm/s2

what was the acceleration of the 4 kg cart?

⇒ 8.1 cm/s2

what was the acceleration of the 6 kg cart?

⇒ 5.3 cm/s2

a longitudinal wave moves energy that is to the direction of the wave’s movement. - true