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Year 7 Science

Total questions: 15

Worksheet time: 10mins

Name
Class
Date
1.

Which two of these can be observations about a gorilla?

a)

The gorilla wants a bigger banana.

b)

The gorilla has 5 fingers on his right hand.

c)

The gorilla is hungry.

d)

The gorilla has dark brown hair.

2.

Which of these choices are inferences about the picture.

a)

The gorilla wants a bigger banana.

b)

The gorilla has two eyes.

c)

The gorilla will be hungry after he eats that banana.

3.

A student dropped raisins into a clear glass of soda. Which of the following statements is a prediction about what the next glass will look like?

a)

The student used six raisins.

b)

The raisins will float on top of the soda.

c)

The bubbles in teh soda made the raisins float.

d)

The raisins were dropped into the cup one at a time.

4.

A student recorded how many commercials she saw in one week. Her results are recorded above. What can you you infer?

a)

The tv shows lasted longer on Monday.

b)

She watched more tv on Monday.

c)

The tv shows didn't last as long as usual on Monday.

d)

She watched less tv on Monday.

5.

Which of these are an observation.

a)

The animal lives in a cold climate.

b)

The animals are a family.

c)

The animals will go for a swim later.

d)

The animals have long beaks.

6.

What inference could be made about this picture.

a)

The child is wearing mostly red.

b)

The child will play in the snow.

c)

The child is cold.

d)

The child is overdressed.

7.

What two predictions could be made about the picture.

a)

The child is cold.

b)

The child will play outside.

c)

The child is dressed warmly.

d)

The child will stay warm.

8.

What inference can be made about the picture.

a)

He is on his way to school.

b)

He is wearing a jacket.

c)

He is waiting for the bus.

d)

He will go to school.

9.

Which of these are examples of a hypothesis.

a)

The brownies will be perfect.

b)

The brownies tasted delicious because he followed the recipe.

c)

If you follow a recipe, then your brownies will turn out perfect.

d)

If you bake, then you should follow a recipe.

e)

If you miss an ingredient, then your recipe will not turn out right.

10.

The penguin got pushed in.

a)

Qualitative Observation

b)

Inference

c)

Quantitative Observation

d)

Hypothesis

11.
A scientist discovers the body of an unknown species of frog in the rain forest of Brazil.  She writes several statements in her journal about the animal shown above.  Which of the following is an observation about the frog?
a)
The frog might be poisonous because it is very brightly colored.
b)
It has a mass of 22.4 grams.
c)
The frog is probably a tree climber because it has large, round toe pads.
d)
I think the frog is a species of poison dart frog because of its size and color.
12.
A student placed 50 mealworms in the middle of an aquarium containing a light, a cardboard tube and a water dish.  He waited five minutes and then recorded the data for the first trial in the table above.  The student repeated this procedure two more times, and recorded the results.  Read the results of all three trials.  Which inference could you make about mealworms based on the results.
a)
The mealworms probably prefer the darkness of a cardboard tube.
b)
There were 6 mealworms under the light in trial 2. 
c)
Mealworms love water. 
d)
There were 36 more mealworms in the cardboard tube versus the light in trial 3.
13.
A scientist finds the skeleton of an animal that lived long ago.  He observes that the animal had broad, flat teeth and feet with hooves.  What is the best inference he could make from his observations?
a)
The animal lived in an area with few trees.
b)
The animal was a good swimmer.
c)
The animal was probably a plant eater.
d)
The animal was probably a meat eater.
14.
You want to collect data on the taste of apples to help a farmer grow sweeter apples in his orchard.  You have your assistants describe apples as "sweet" or "tart".   This is called ____ data
a)
quantitative
b)
qualitative
c)
not scientific
d)
hypothetical
15.
If your teacher asked you to make qualitative observations about the class’s pet hamster, which group of words might be used?
a)
A  mass of 3 kg, 11 cm long, age of 16 months
b)
A  mass of 3 kg, 11 cm long, cute
c)
A  long hair, white and brown colored, soft
d)
A  temperature, length, weight