Measurement

Question 0

Speed

Answer 0

the distance travel per unit time is known as the speed

Question 1

Ice

Answer 1

will float on water as it is less dense than water

Question 2

Velocity

Answer 2

Is the distance it travels per unit time, I a given direction.

Question 3

Acceleration

Answer 3

The change in velocity per second is known as the acceleration of a body
Acceleration is measured in metres per second, per second (m/s/s) or metre per second squared.
Can also be written as ms-2 or m/s2.