#### T1 - Force and Motion English Medium Free Online Test 1 Mark Questions 2020-2021

7th Standard

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Science

Time : 00:10:00 Hrs
Total Marks : 10

Part A

10 x 1 = 10
1. From the given v-t graph it can be inferred that the object is

(a)

in uniform motion

(b)

at rest

(c)

in non uniform motion

(d)

moving with uniform acceleration

2. Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy

(a)

at rest

(b)

moving with no acceleration

(c)

in accelerated motion

(d)

moving with uniform velocity

3. Distance travelled by a body in a given time

(a)

is always positive

(b)

can be zero or positive

(c)

is always negative

(d)

either (a) or (c)

4. Average speed of a moving object is equal to the magnitude of its average velocity when it travels.

(a)

in a straight line without turning back

(b)

in a circle

(c)

back and forth

(d)

in a zig-zag path

5. The slope of a velocity-time graph gives _______

(a)

velocity

(b)

distance

(c)

displacement

(d)

acceleration

6. Velocity-time graph of an object is given below the object has

(a)

uniform velocity

(b)

uniform retardation

(c)

uniform speed

(d)

variable retardation

7. Which one of the following graphs is showing an object is stationary?

(a)

(b)

(c)

(d)

8. If the velocity of a body does not change, then its acceleration is ____________

(a)

infinity

(b)

unity

(c)

zero

(d)

between zero and unity

9. If the distance travelled by a car is direct proportional to the duration of time. The car will travel with __________

(a)

uniform speed

(b)

non-uniform acceleration

(c)

uniform acceleration

(d)

uniform velocity

10. Which of the following graphs represent the object moving with uniform acceleration?

(a)

only D

(b)

only B

(c)

both A & C

(d)

only A