Newton's Laws
How many Newton's Laws are there?
3
What is the formula for the Pythagorean Theorem?
a2 + b2 = c2
What does SOHCAHTOA mean?
Sin = Opp/Hyp , Cos = Adj/Hyp. , Tan = Opp/Adj
What is the formula for the Ideal Gas Law?
PV = nRT
What runs but never walks, has a bed but never sleeps, and a mouth but never eats?
River
Newton's First Law states an object. in motion stays in motion unless acted upon by an outside force. This law is also known as the law of ________?
Inertia
If one side of a triangle is 3 meters and another is 4 meters, how long is the hypotenuse?
5 meters
What is Cos(0)?
1
What is the formula for the Combined Gas Law?
(P1 x V1) / T1 = (P2 x V2) / T2
What can you break without ever touching it?
A promise
Newton's 2nd Law states Force = _____ x ______
Mass x Acceleration
A rectangular field is 5 m wide. Its diagonal fence is 13 m long.
How long is the field?
12 meters
A 15 meter ladder leans against a wall and makes a 72° angle with the ground. Find how high it reaches on the wall.
15 meters x Sin(72) = 14.3 meters
A gas at 1 atm and 3 L expands to 6 L. Find the new pressure
0.5 atm
I begin with T, end with T, and have T inside me. What am I?
Teapot
A bowling ball and a tennis ball are both dropped from the same height at the same time. Which one hits the ground first?
They hit at the same time (but their force is different)
A boat crosses a river 80 meters wide in a straight line and is pushed 60 meters downstream. How far is the boat from its original staring point?
100 meters
A tower casts a 10 meter shadow on the ground at a 37° angle from the ground. How tall is the tower?
10 meters x tan(37) = 7.5 meters
What does R equal?
0.082
Forward I am heavy, backward I am not. What am I?
Ton
A 50kg student accelerates at 2 m/s2 on a skateboard. What is the net force this student feels when he hits a wall?
100 N (50kg x 2 m/s2 )
You have a ladder leaning against a wall. The ladder is 10 meters long and reaches the top of the wall. The base is 6 meters from the wall. How tall is the wall?
8 meters
A ramp rises 2 m over a run of 5 m. What is the angle of elevation?
Sin-1(2/5) = 23.6o
At 298 Kelvin, 1 mol of a gas occupies 24.6 Liters of space. What is the pressure?
0.995 atm
The more of me there is, the less you see. What am I?
Darkness