Unit Study Guide

Question 1

What equation would I use to determine how long a free falling object would take to hit ground?

Accepted Answer

d = 1/2gt2

Question 2

First Directed Telescope at night sky, instead of enemies at war.

Accepted Answer

Galileo

Question 3

What do many scientists believe is in the center of our galaxy, like all others?

Accepted Answer

Supermassive Black Hole

Question 4

An object is moving at a constant speed. Is it possible for there to be forces on it?

Accepted Answer

Yes, as long as they are balanced.

Question 5

The hypotenuse of two perpendicular vectors is also called what?

Accepted Answer

Resultant

Question 6

Which is a Vector Quantity?

Accepted Answer

Displacement

Question 7

Newton's second law states that if an object has more mass, then ......

Accepted Answer

You need more force to accelerate it

Question 8

Mr. E got pulled over for speeding again! What measurement did Officer Profitt use?

Accepted Answer

Instantaneous Speed

Question 9

I am kicking a 60 yard field goal to win the game. (We're gonna lose...) What angle is best?

Accepted Answer

45 degrees

Question 10

Which one is a scalar quantity?

Accepted Answer

Mass

Question 11

If an object was launched at an angle from the ground, what shape would it follow?Assume no air

Accepted Answer

Parabola

Question 12

Why do I not end up 1000's of miles away when I jump up in the air (due to Earth's rotation)?

Accepted Answer

Inertia

Question 13

Which of these is NOT a way to accelerate?

Accepted Answer

Don't move

Question 14

Was once elected to Parliament, and only said something when he wanted them to close a window.

Accepted Answer

Newton

Question 15

Squareplane travels 400 km/h W. Wind is 100 km/h E. What is the vector velocity of the plane?

Accepted Answer

300 Km/h W

Question 16

A plane loses all power and is moving through the sky. What is the plane now?

Accepted Answer

Vehicle

Question 17

Scientist said objects like to go to natural state, like boulders go down, smoke goes up

Accepted Answer

Aristotle

Question 18

I throw up a ball. It reaches apex of the parabola in 6 seconds. How long before it lands?

Accepted Answer

6 seconds

Question 19

If a position graph has a slope (straight line), what does that mean? (Choose BEST answer!)

Accepted Answer

Constant Velocity

Question 20

Bruce Lee did not like board breaking. He said "Boards don't strike back." Prove him wrong.

Accepted Answer

Boards exert equal force back to hand or foot striking it.

Question 21

MRE's roof is 18 m up. How fast must he run to dive in pool that is 33 m from the base?

Accepted Answer

11 m/s

Question 22

This scientist is famous for many things, but mostly for his three laws of motion.

Accepted Answer

Newton

Question 23

What would cause this skater to spin faster?

Accepted Answer

Tightening into a smaller shape

Question 24

Cliff is 80 meters high. Rocks extend 24 meters. How fast to run to miss them?

Accepted Answer

6 m/s

Question 25

What is the speed equation?

Accepted Answer

Distance / Time

Question 26

If an object is "at rest", what is its velocity?

Accepted Answer

0 m/s

Question 27

This scientist first introduced the Heliocentric view of the universe. Gave MR E a tshirt idea.

Accepted Answer

Copernicus

Question 28

Squareplane going 200 Km/h W. Wind is 200 Km/h S. What is the Vector Velocity?

Accepted Answer

282.84 Southwest

Question 29

What was wrong with the previous question?

Accepted Answer

Displacement is a VECTOR, MRE did not use direction!

Question 30

If a position graph has a slope (straight line), what does that mean?

Accepted Answer

Constant Velocity

Question 31

What is "g rate"?

Accepted Answer

9.8 m/s/s

Question 32

A football was kicked 50 yards, and then returned 80 for a touchdown! Displacement?

Accepted Answer

30 yards

Question 33

Objects naturally try to keep doing what they are doing.

Accepted Answer

Inertia

Question 34

I drop a cannonball and throw a water balloon from the tower simultaneously.Which lands 1st?

Accepted Answer

Both will land simultaneously

Unit Study Guide

Questions 34

Unit Study Guide

Questions 34