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Quiz no. 1 in PHY1000

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is 

0.00056 written in scientific notation?

a)

5.6×10-3

b)

5.6×10-4

c)

5.6×10-5

d)

5.6×10-6

e)

None of these

2.

What is the result of 

(2.0×103)(3.0×102)?

a)

6.0×105

b)

6.0×104

c)

5.0×105

d)

6.0×106

e)

None of these

3.

Which of the following is equal to 

3.5×104?

a)

3500

b)

35000

c)

0.000035

d)

0.00035

e)

None of these

4.
  1. What is the proper result of 

(6.8×105)÷(2.0×102)

a)

3.4×102

b)

3.4×103

c)

3.4×104

d)

3.4×105

e)

Nome of these

5.
  1. If 

  2. 2x-5=9, what is the value of x?

a)

2

b)

6

c)

7

d)

8

e)

None of these

6.
  1. Solve for 

  2. x: 3x+4=2x+9.

a)

3

b)

4

c)

5

d)

6

e)

None of these

7.
  1. If 

F=ma, solve for m:

a)

m = F+a

b)

m = F∕a

c)

m = aF

d)

m =a/F

8.
  1. The formula 

  2. v=d/t is rearranged to solve for t. What is the new equation?

a)

t= v/d

b)

t= vd

c)

t = d/v

d)

t = vd

e)

None of these

9.
  1. What is the value of 

y if y2=49?

a)

5

b)

6

c)

7

d)

8

e)

None of these

10.
  1. In a right triangle, what is 

  2. sin 30° ?

a)

1/2

b)

√2/2

c)

√3/2

d)

1

e)

None of these

11.
  1. If the adjacent side is 4 m and the angle is 

  2. 60°, what is the hypotenuse using cosine?

a)

5 m

b)

6 m

c)

8 m

d)

4.5 m

e)

Nome of these

12.
  1. The opposite side is 3 m and hypotenuse is 6 m. What is the sine of the angle?

a)

0.3 m

b)

0.5 m

c)

0.6 m

d)

0.7 m

e)

None of these

13.
  1. What is the area of a circle with radius of 2.0 m?

a)

2π

b)

3π

c)

4π

d)

5π

e)

None of these

14.

Which trigonometric function uses opposite over adjacent?

a)

Sine

b)

Cosine

c)

Tangent

d)

Secant

e)

None of these

15.

Convert 5 kilometers to meters.

a)

0.005 m

b)

500 m

c)

5000 m

d)

50 000 m

e)

None of these

16.
  1. How many seconds are in 2.5 hours?

a)

600

b)

1800

c)

3600

d)

9000

e)

None of these

17.
  1. Which quantity is a scalar?

a)

Force

b)

Acceleration

c)

Velocity

d)

Speed

e)

None of these

18.
  1. A car moves 4 m East and 3 m North. What is the magnitude of the resultant displacement?

a)

5 m

b)

6 m

c)

7 m

d)

8 m

e)

None of these

19.

The magnitude of a vector is always:

a)

Negative

b)

Zero

c)

Positive or zero

d)

Greater than zero

e)

None of these

20.

Which of the following pairs are BOTH scalar quantities?

a)

Velocity and displacement

b)

Speed and mass

c)

Force and momentum

d)

Acceleration and time

e)

None of these