# Physics 1

• Created by: 09jcram
• Created on: 14-05-15 21:52
How does the velocity of a fluid change as density increases?
It decreases
1 of 8
An object falls from 2.5m above the ground from rest, what's it's velocity immediately before it hits the ground?
7 meters per second
2 of 8
A body of mass 2kg is acted on by a resultant force of 6N. What is its acceleration?
3 meters per second per second
3 of 8
State Newtons first Law
A body will remain at constant velocity unless acted on by a resultant force
4 of 8
State Newtons third Law
For every force, there is a similar force of equal but opposite magnitude
5 of 8
A woman pushes a trolley 12 meters with constant force 10 N. How much energy does she expend?
120 J
6 of 8
A motor does 200J of work in 10s. How much power does the motor evolve?
20W
7 of 8
A body of mass 5kg is acted on by a resultant force of 2N at 60 degrees to the horizontal. What is it's acceleration?
0.2 meters per second
8 of 8

## Other cards in this set

### Card 2

#### Front

An object falls from 2.5m above the ground from rest, what's it's velocity immediately before it hits the ground?

#### Back

7 meters per second

### Card 3

#### Front

A body of mass 2kg is acted on by a resultant force of 6N. What is its acceleration?

### Card 4

#### Front

State Newtons first Law

### Card 5

#### Front

State Newtons third Law