Question

this is a question paper of 9th class science plz solve it​

Answer 1

Answer:

1.newton second

Explanation:

Impulse applied to an object produces an equivalent vector change in its linear momentum, also in the same direction. The SI unit of impulse is the newton second (N⋅s)

Answer

3.glycosidases

Explanation

Lysosomes are membrane-bound vesicles that contain digestive enzymes, such as glycosidases, proteases and sulfatases.

Answer

5.Mass is the actual amount of material contained in a body and is measured in kg, gm, etc.

Weight is the force exerted by the gravity on that object mg. Note that mass is independent of everything but weight is different on the earth, moon, etc.