speed,velocity and acceleration sc-hs-1.2.1. which of the following units represent distance? 1.30...

Speed,Velocity and Acceleration

SC-HS-1.2.1

Which of the following units represent distance?

1. 30 m/s2. 1.4 m3. 120 mph4. 34 min

Which of the following represents acceleration?

1. 25 m/s2. 24 hrs3. 34 ft4. 6 cm/min/sec

The changes in speed, changes in direction, or changes in both

can described as what?

1. Speed2. Velocity3. Acceleration4. Instantaneous

speed

The ratio of the distance an object moves to the amount of time the object moves is what?1. Speed2. Velocity 3. Acceleration4. Instantaneous

Speed

When measuring speed in a specific direction, it is called

1. Velocity2. Speed3. Acceleration4. Instantaneous

Speed

Jack's speed on his bicycle as he went by school was 8 m/s and then at the stop light was 0 m/s. How would you describe his motion?

1. Staying constant2. Accelerating3. Decelerating4. Increasing velocity

Which of the following is the equation for speed?

1. S = d/t2. S = d * t3. S = Vf -Vi4. None of the

above

A horizontal line on a distance line graph means the object is

1. How fast a speed is changing at a specific instant

2. How fast a direction is changing at a specific instant

3. How fast a velocity is changing at a specific instant

4. None of the above

What is the shortest distance between the starting point and

the end point called?

1. Frame of reference2. Velocity3. Displacement4. All of the above

Which distance can be most accurately measured with a

ruler?1. The width of a

book2. The length of a

river3. The distance

between two cities

4. The size of an object under a microscope

What two variables are used to measure speed?

1. Distance & velocity

2. Distance & time3. Time & Velocity4. Final Velocity

and Initial Velocity

Velocity is a description of what two things?

1. Vector and time2. Speed and

distance3. Speed and

direction4. Distance and

direction

Which of the following best describes how to determine acceleration of an object?

1. Take the final velocity subtract the initial velocity then divide by time

2. Take the initial velocity subtract the final velocity then divide by time

3. Distance divided by time

4. Lactic acid production